31931406

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:410

約数の個数: 96

約数和(自身を含む): 82555200

約数和(自身を除く): 50623794

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 23, 26, 34, 39, 46, 51, 69, 78, 102, 117, 138, 153, 207, 221, 234, 299, 306, 349, 391, 414, 442, 598, 663, 698, 782, 897, 1047, 1173, 1326, 1794, 1989, 2094, 2346, 2691, 3141, 3519, 3978, 4537, 5083, 5382, 5933, 6282, 7038, 8027, 9074, 10166, 11866, 13611, 15249, 16054, 17799, 24081, 27222, 30498, 35598, 40833, 45747, 48162, 53397, 72243, 77129, 81666, 91494, 104351, 106794, 136459, 144486, 154258, 208702, 231387, 272918, 313053, 409377, 462774, 626106, 694161, 818754, 939159, 1228131, 1388322, 1773967, 1878318, 2456262, 3547934, 5321901, 10643802, 15965703, 31931406]

約数ペア:

[(1, 31931406), (2, 15965703), (3, 10643802), (6, 5321901), (9, 3547934), (13, 2456262), (17, 1878318), (18, 1773967), (23, 1388322), (26, 1228131), (34, 939159), (39, 818754), (46, 694161), (51, 626106), (69, 462774), (78, 409377), (102, 313053), (117, 272918), (138, 231387), (153, 208702), (207, 154258), (221, 144486), (234, 136459), (299, 106794), (306, 104351), (349, 91494), (391, 81666), (414, 77129), (442, 72243), (598, 53397), (663, 48162), (698, 45747), (782, 40833), (897, 35598), (1047, 30498), (1173, 27222), (1326, 24081), (1794, 17799), (1989, 16054), (2094, 15249), (2346, 13611), (2691, 11866), (3141, 10166), (3519, 9074), (3978, 8027), (4537, 7038), (5083, 6282), (5382, 5933)]