28815228

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2677}}^1$

素因数の和:2723

約数の個数: 72

約数和(自身を含む): 81882528

約数和(自身を除く): 53067300

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1794, 2677, 2691, 3588, 5354, 5382, 8031, 10708, 10764, 16062, 24093, 32124, 34801, 48186, 61571, 69602, 96372, 104403, 123142, 139204, 184713, 208806, 246284, 313209, 369426, 417612, 554139, 626418, 738852, 800423, 1108278, 1252836, 1600846, 2216556, 2401269, 3201692, 4802538, 7203807, 9605076, 14407614, 28815228]

約数ペア:

[(1, 28815228), (2, 14407614), (3, 9605076), (4, 7203807), (6, 4802538), (9, 3201692), (12, 2401269), (13, 2216556), (18, 1600846), (23, 1252836), (26, 1108278), (36, 800423), (39, 738852), (46, 626418), (52, 554139), (69, 417612), (78, 369426), (92, 313209), (117, 246284), (138, 208806), (156, 184713), (207, 139204), (234, 123142), (276, 104403), (299, 96372), (414, 69602), (468, 61571), (598, 48186), (828, 34801), (897, 32124), (1196, 24093), (1794, 16062), (2677, 10764), (2691, 10708), (3588, 8031), (5354, 5382)]