28368844

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:108

約数の個数: 96

約数和(自身を含む): 64512000

約数和(自身を除く): 36143156

約数列:

[1, 2, 4, 7, 14, 23, 28, 29, 31, 46, 49, 58, 62, 92, 98, 116, 124, 161, 196, 203, 217, 322, 343, 406, 434, 644, 667, 686, 713, 812, 868, 899, 1127, 1334, 1372, 1421, 1426, 1519, 1798, 2254, 2668, 2842, 2852, 3038, 3596, 4508, 4669, 4991, 5684, 6076, 6293, 7889, 9338, 9947, 9982, 10633, 12586, 15778, 18676, 19894, 19964, 20677, 21266, 25172, 31556, 32683, 34937, 39788, 41354, 42532, 44051, 65366, 69874, 82708, 88102, 130732, 139748, 144739, 176204, 228781, 244559, 289478, 308357, 457562, 489118, 578956, 616714, 915124, 978236, 1013173, 1233428, 2026346, 4052692, 7092211, 14184422, 28368844]

約数ペア:

[(1, 28368844), (2, 14184422), (4, 7092211), (7, 4052692), (14, 2026346), (23, 1233428), (28, 1013173), (29, 978236), (31, 915124), (46, 616714), (49, 578956), (58, 489118), (62, 457562), (92, 308357), (98, 289478), (116, 244559), (124, 228781), (161, 176204), (196, 144739), (203, 139748), (217, 130732), (322, 88102), (343, 82708), (406, 69874), (434, 65366), (644, 44051), (667, 42532), (686, 41354), (713, 39788), (812, 34937), (868, 32683), (899, 31556), (1127, 25172), (1334, 21266), (1372, 20677), (1421, 19964), (1426, 19894), (1519, 18676), (1798, 15778), (2254, 12586), (2668, 10633), (2842, 9982), (2852, 9947), (3038, 9338), (3596, 7889), (4508, 6293), (4669, 6076), (4991, 5684)]