291211206

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1777}}^1$

素因数の和:1997

約数の個数: 64

約数和(自身を含む): 688214016

約数和(自身を除く): 397002810

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 191, 286, 382, 429, 573, 858, 1146, 1777, 2101, 2483, 3554, 4202, 4966, 5331, 6303, 7449, 10662, 12606, 14898, 19547, 23101, 27313, 39094, 46202, 54626, 58641, 69303, 81939, 117282, 138606, 163878, 254111, 339407, 508222, 678814, 762333, 1018221, 1524666, 2036442, 3733477, 4412291, 7466954, 8824582, 11200431, 13236873, 22400862, 26473746, 48535201, 97070402, 145605603, 291211206]

約数ペア:

[(1, 291211206), (2, 145605603), (3, 97070402), (6, 48535201), (11, 26473746), (13, 22400862), (22, 13236873), (26, 11200431), (33, 8824582), (39, 7466954), (66, 4412291), (78, 3733477), (143, 2036442), (191, 1524666), (286, 1018221), (382, 762333), (429, 678814), (573, 508222), (858, 339407), (1146, 254111), (1777, 163878), (2101, 138606), (2483, 117282), (3554, 81939), (4202, 69303), (4966, 58641), (5331, 54626), (6303, 46202), (7449, 39094), (10662, 27313), (12606, 23101), (14898, 19547)]