28653456

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1$

素因数の和:1048

約数の個数: 80

約数和(自身を含む): 81494784

約数和(自身を除く): 52841328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 47, 48, 52, 78, 94, 104, 141, 156, 188, 208, 282, 312, 376, 564, 611, 624, 752, 977, 1128, 1222, 1833, 1954, 2256, 2444, 2931, 3666, 3908, 4888, 5862, 7332, 7816, 9776, 11724, 12701, 14664, 15632, 23448, 25402, 29328, 38103, 45919, 46896, 50804, 76206, 91838, 101608, 137757, 152412, 183676, 203216, 275514, 304824, 367352, 551028, 596947, 609648, 734704, 1102056, 1193894, 1790841, 2204112, 2387788, 3581682, 4775576, 7163364, 9551152, 14326728, 28653456]

約数ペア:

[(1, 28653456), (2, 14326728), (3, 9551152), (4, 7163364), (6, 4775576), (8, 3581682), (12, 2387788), (13, 2204112), (16, 1790841), (24, 1193894), (26, 1102056), (39, 734704), (47, 609648), (48, 596947), (52, 551028), (78, 367352), (94, 304824), (104, 275514), (141, 203216), (156, 183676), (188, 152412), (208, 137757), (282, 101608), (312, 91838), (376, 76206), (564, 50804), (611, 46896), (624, 45919), (752, 38103), (977, 29328), (1128, 25402), (1222, 23448), (1833, 15632), (1954, 14664), (2256, 12701), (2444, 11724), (2931, 9776), (3666, 7816), (3908, 7332), (4888, 5862)]