28974348

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{2293}}^1$

素因数の和:2325

約数の個数: 72

約数和(自身を含む): 81831568

約数和(自身を除く): 52857220

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 2106, 2293, 3159, 4212, 4586, 6318, 6879, 9172, 12636, 13758, 20637, 27516, 29809, 41274, 59618, 61911, 82548, 89427, 119236, 123822, 178854, 185733, 247644, 268281, 357708, 371466, 536562, 557199, 742932, 804843, 1073124, 1114398, 1609686, 2228796, 2414529, 3219372, 4829058, 7243587, 9658116, 14487174, 28974348]

約数ペア:

[(1, 28974348), (2, 14487174), (3, 9658116), (4, 7243587), (6, 4829058), (9, 3219372), (12, 2414529), (13, 2228796), (18, 1609686), (26, 1114398), (27, 1073124), (36, 804843), (39, 742932), (52, 557199), (54, 536562), (78, 371466), (81, 357708), (108, 268281), (117, 247644), (156, 185733), (162, 178854), (234, 123822), (243, 119236), (324, 89427), (351, 82548), (468, 61911), (486, 59618), (702, 41274), (972, 29809), (1053, 27516), (1404, 20637), (2106, 13758), (2293, 12636), (3159, 9172), (4212, 6879), (4586, 6318)]