219873794

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{221201}}^1$

素因数の和:221281

約数の個数: 16

約数和(自身を含む): 382237056

約数和(自身を除く): 162363262

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 221201, 442402, 1548407, 3096814, 15705271, 31410542, 109936897, 219873794]

約数ペア:

[(1, 219873794), (2, 109936897), (7, 31410542), (14, 15705271), (71, 3096814), (142, 1548407), (497, 442402), (994, 221201)]