221444626

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{27743}}^1$

素因数の和:28065

約数の個数: 16

約数和(自身を含む): 358896384

約数和(自身を除く): 137451758

約数列:

[1, 2, 13, 26, 307, 614, 3991, 7982, 27743, 55486, 360659, 721318, 8517101, 17034202, 110722313, 221444626]

約数ペア:

[(1, 221444626), (2, 110722313), (13, 17034202), (26, 8517101), (307, 721318), (614, 360659), (3991, 55486), (7982, 27743)]