211725358

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{457}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 348094656

約数和(自身を除く): 136369298

約数列:

[1, 2, 13, 26, 103, 173, 206, 346, 457, 914, 1339, 2249, 2678, 4498, 5941, 11882, 17819, 35638, 47071, 79061, 94142, 158122, 231647, 463294, 611923, 1027793, 1223846, 2055586, 8143283, 16286566, 105862679, 211725358]

約数ペア:

[(1, 211725358), (2, 105862679), (13, 16286566), (26, 8143283), (103, 2055586), (173, 1223846), (206, 1027793), (346, 611923), (457, 463294), (914, 231647), (1339, 158122), (2249, 94142), (2678, 79061), (4498, 47071), (5941, 35638), (11882, 17819)]