188874987

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{4139}}^1$

素因数の和:4243

約数の個数: 32

約数和(自身を含む): 300464640

約数和(自身を除く): 111589653

約数列:

[1, 3, 7, 21, 41, 53, 123, 159, 287, 371, 861, 1113, 2173, 4139, 6519, 12417, 15211, 28973, 45633, 86919, 169699, 219367, 509097, 658101, 1187893, 1535569, 3563679, 4606707, 8994047, 26982141, 62958329, 188874987]

約数ペア:

[(1, 188874987), (3, 62958329), (7, 26982141), (21, 8994047), (41, 4606707), (53, 3563679), (123, 1535569), (159, 1187893), (287, 658101), (371, 509097), (861, 219367), (1113, 169699), (2173, 86919), (4139, 45633), (6519, 28973), (12417, 15211)]