247972076

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 500103408

約数和(自身を除く): 252131332

約数列:

[1, 2, 4, 11, 22, 37, 44, 61, 74, 121, 122, 148, 227, 242, 244, 407, 454, 484, 671, 814, 908, 1342, 1628, 2257, 2497, 2684, 4477, 4514, 4994, 7381, 8399, 8954, 9028, 9988, 13847, 14762, 16798, 17908, 24827, 27467, 27694, 29524, 33596, 49654, 54934, 55388, 92389, 99308, 109868, 152317, 184778, 273097, 304634, 369556, 512339, 546194, 609268, 1016279, 1024678, 1092388, 1675487, 2032558, 2049356, 3350974, 4065116, 5635729, 6701948, 11271458, 22542916, 61993019, 123986038, 247972076]

約数ペア:

[(1, 247972076), (2, 123986038), (4, 61993019), (11, 22542916), (22, 11271458), (37, 6701948), (44, 5635729), (61, 4065116), (74, 3350974), (121, 2049356), (122, 2032558), (148, 1675487), (227, 1092388), (242, 1024678), (244, 1016279), (407, 609268), (454, 546194), (484, 512339), (671, 369556), (814, 304634), (908, 273097), (1342, 184778), (1628, 152317), (2257, 109868), (2497, 99308), (2684, 92389), (4477, 55388), (4514, 54934), (4994, 49654), (7381, 33596), (8399, 29524), (8954, 27694), (9028, 27467), (9988, 24827), (13847, 17908), (14762, 16798)]