31318386

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 73322496

約数和(自身を除く): 42004110

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 103, 187, 206, 271, 309, 374, 542, 561, 618, 813, 1122, 1133, 1626, 1751, 2266, 2981, 3399, 3502, 4607, 5253, 5962, 6798, 8943, 9214, 10506, 13821, 17886, 19261, 27642, 27913, 38522, 50677, 55826, 57783, 83739, 101354, 115566, 152031, 167478, 304062, 307043, 474521, 614086, 921129, 949042, 1423563, 1842258, 2847126, 5219731, 10439462, 15659193, 31318386]

約数ペア:

[(1, 31318386), (2, 15659193), (3, 10439462), (6, 5219731), (11, 2847126), (17, 1842258), (22, 1423563), (33, 949042), (34, 921129), (51, 614086), (66, 474521), (102, 307043), (103, 304062), (187, 167478), (206, 152031), (271, 115566), (309, 101354), (374, 83739), (542, 57783), (561, 55826), (618, 50677), (813, 38522), (1122, 27913), (1133, 27642), (1626, 19261), (1751, 17886), (2266, 13821), (2981, 10506), (3399, 9214), (3502, 8943), (4607, 6798), (5253, 5962)]