156942268

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 319382784

約数和(自身を除く): 162440516

約数列:

[1, 2, 4, 7, 14, 28, 137, 163, 251, 274, 326, 502, 548, 652, 959, 1004, 1141, 1757, 1918, 2282, 3514, 3836, 4564, 7028, 22331, 34387, 40913, 44662, 68774, 81826, 89324, 137548, 156317, 163652, 240709, 286391, 312634, 481418, 572782, 625268, 962836, 1145564, 5605081, 11210162, 22420324, 39235567, 78471134, 156942268]

約数ペア:

[(1, 156942268), (2, 78471134), (4, 39235567), (7, 22420324), (14, 11210162), (28, 5605081), (137, 1145564), (163, 962836), (251, 625268), (274, 572782), (326, 481418), (502, 312634), (548, 286391), (652, 240709), (959, 163652), (1004, 156317), (1141, 137548), (1757, 89324), (1918, 81826), (2282, 68774), (3514, 44662), (3836, 40913), (4564, 34387), (7028, 22331)]