31656924

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 95764032

約数和(自身を除く): 64107108

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 23, 26, 34, 36, 39, 46, 51, 52, 68, 69, 78, 92, 102, 117, 138, 153, 156, 173, 204, 207, 221, 234, 276, 299, 306, 346, 391, 414, 442, 468, 519, 598, 612, 663, 692, 782, 828, 884, 897, 1038, 1173, 1196, 1326, 1557, 1564, 1794, 1989, 2076, 2249, 2346, 2652, 2691, 2941, 3114, 3519, 3588, 3978, 3979, 4498, 4692, 5083, 5382, 5882, 6228, 6747, 7038, 7956, 7958, 8823, 8996, 10166, 10764, 11764, 11937, 13494, 14076, 15249, 15916, 17646, 20241, 20332, 23874, 26469, 26988, 30498, 35292, 35811, 38233, 40482, 45747, 47748, 51727, 52938, 60996, 67643, 71622, 76466, 80964, 91494, 103454, 105876, 114699, 135286, 143244, 152932, 155181, 182988, 202929, 206908, 229398, 270572, 310362, 344097, 405858, 458796, 465543, 608787, 620724, 688194, 811716, 879359, 931086, 1217574, 1376388, 1758718, 1862172, 2435148, 2638077, 3517436, 5276154, 7914231, 10552308, 15828462, 31656924]

約数ペア:

[(1, 31656924), (2, 15828462), (3, 10552308), (4, 7914231), (6, 5276154), (9, 3517436), (12, 2638077), (13, 2435148), (17, 1862172), (18, 1758718), (23, 1376388), (26, 1217574), (34, 931086), (36, 879359), (39, 811716), (46, 688194), (51, 620724), (52, 608787), (68, 465543), (69, 458796), (78, 405858), (92, 344097), (102, 310362), (117, 270572), (138, 229398), (153, 206908), (156, 202929), (173, 182988), (204, 155181), (207, 152932), (221, 143244), (234, 135286), (276, 114699), (299, 105876), (306, 103454), (346, 91494), (391, 80964), (414, 76466), (442, 71622), (468, 67643), (519, 60996), (598, 52938), (612, 51727), (663, 47748), (692, 45747), (782, 40482), (828, 38233), (884, 35811), (897, 35292), (1038, 30498), (1173, 26988), (1196, 26469), (1326, 23874), (1557, 20332), (1564, 20241), (1794, 17646), (1989, 15916), (2076, 15249), (2249, 14076), (2346, 13494), (2652, 11937), (2691, 11764), (2941, 10764), (3114, 10166), (3519, 8996), (3588, 8823), (3978, 7958), (3979, 7956), (4498, 7038), (4692, 6747), (5083, 6228), (5382, 5882)]