28997936

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:190

約数の個数: 80

約数和(自身を含む): 64855968

約数和(自身を除く): 35858032

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 61, 73, 74, 88, 122, 146, 148, 176, 244, 292, 296, 407, 488, 584, 592, 671, 803, 814, 976, 1168, 1342, 1606, 1628, 2257, 2684, 2701, 3212, 3256, 4453, 4514, 5368, 5402, 6424, 6512, 8906, 9028, 10736, 10804, 12848, 17812, 18056, 21608, 24827, 29711, 35624, 36112, 43216, 48983, 49654, 59422, 71248, 97966, 99308, 118844, 164761, 195932, 198616, 237688, 329522, 391864, 397232, 475376, 659044, 783728, 1318088, 1812371, 2636176, 3624742, 7249484, 14498968, 28997936]

約数ペア:

[(1, 28997936), (2, 14498968), (4, 7249484), (8, 3624742), (11, 2636176), (16, 1812371), (22, 1318088), (37, 783728), (44, 659044), (61, 475376), (73, 397232), (74, 391864), (88, 329522), (122, 237688), (146, 198616), (148, 195932), (176, 164761), (244, 118844), (292, 99308), (296, 97966), (407, 71248), (488, 59422), (584, 49654), (592, 48983), (671, 43216), (803, 36112), (814, 35624), (976, 29711), (1168, 24827), (1342, 21608), (1606, 18056), (1628, 17812), (2257, 12848), (2684, 10804), (2701, 10736), (3212, 9028), (3256, 8906), (4453, 6512), (4514, 6424), (5368, 5402)]