223231905

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:447

約数の個数: 96

約数和(自身を含む): 445326336

約数和(自身を除く): 222094431

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 47, 65, 69, 115, 117, 141, 195, 207, 235, 299, 345, 353, 423, 585, 611, 705, 897, 1035, 1059, 1081, 1495, 1765, 1833, 2115, 2691, 3055, 3177, 3243, 4485, 4589, 5295, 5405, 5499, 8119, 9165, 9729, 13455, 13767, 14053, 15885, 16215, 16591, 22945, 24357, 27495, 40595, 41301, 42159, 48645, 49773, 68835, 70265, 73071, 82955, 105547, 121785, 126477, 149319, 206505, 210795, 215683, 248865, 316641, 365355, 381593, 527735, 632385, 647049, 746595, 949923, 1078415, 1144779, 1583205, 1907965, 1941147, 3235245, 3434337, 4749615, 4960709, 5723895, 9705735, 14882127, 17171685, 24803545, 44646381, 74410635, 223231905]

約数ペア:

[(1, 223231905), (3, 74410635), (5, 44646381), (9, 24803545), (13, 17171685), (15, 14882127), (23, 9705735), (39, 5723895), (45, 4960709), (47, 4749615), (65, 3434337), (69, 3235245), (115, 1941147), (117, 1907965), (141, 1583205), (195, 1144779), (207, 1078415), (235, 949923), (299, 746595), (345, 647049), (353, 632385), (423, 527735), (585, 381593), (611, 365355), (705, 316641), (897, 248865), (1035, 215683), (1059, 210795), (1081, 206505), (1495, 149319), (1765, 126477), (1833, 121785), (2115, 105547), (2691, 82955), (3055, 73071), (3177, 70265), (3243, 68835), (4485, 49773), (4589, 48645), (5295, 42159), (5405, 41301), (5499, 40595), (8119, 27495), (9165, 24357), (9729, 22945), (13455, 16591), (13767, 16215), (14053, 15885)]