26980726

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2\times {\mathrm{197}}^1$

素因数の和:324

約数の個数: 24

約数和(自身を含む): 42901056

約数和(自身を除く): 15920330

約数列:

[1, 2, 31, 47, 62, 94, 197, 394, 1457, 2209, 2914, 4418, 6107, 9259, 12214, 18518, 68479, 136958, 287029, 435173, 574058, 870346, 13490363, 26980726]

約数ペア:

[(1, 26980726), (2, 13490363), (31, 870346), (47, 574058), (62, 435173), (94, 287029), (197, 136958), (394, 68479), (1457, 18518), (2209, 12214), (2914, 9259), (4418, 6107)]