15554916

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{1231}}^1$

素因数の和:1263

約数の個数: 72

約数和(自身を含む): 43947904

約数和(自身を除く): 28392988

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, 1231, 1404, 2106, 2462, 3159, 3693, 4212, 4924, 6318, 7386, 11079, 12636, 14772, 16003, 22158, 32006, 33237, 44316, 48009, 64012, 66474, 96018, 99711, 132948, 144027, 192036, 199422, 288054, 299133, 398844, 432081, 576108, 598266, 864162, 1196532, 1296243, 1728324, 2592486, 3888729, 5184972, 7777458, 15554916]

約数ペア:

[(1, 15554916), (2, 7777458), (3, 5184972), (4, 3888729), (6, 2592486), (9, 1728324), (12, 1296243), (13, 1196532), (18, 864162), (26, 598266), (27, 576108), (36, 432081), (39, 398844), (52, 299133), (54, 288054), (78, 199422), (81, 192036), (108, 144027), (117, 132948), (156, 99711), (162, 96018), (234, 66474), (243, 64012), (324, 48009), (351, 44316), (468, 33237), (486, 32006), (702, 22158), (972, 16003), (1053, 14772), (1231, 12636), (1404, 11079), (2106, 7386), (2462, 6318), (3159, 4924), (3693, 4212)]