254385642

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1669}}^1$

素因数の和:1891

約数の個数: 64

約数和(自身を含む): 615628800

約数和(自身を除く): 361243158

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 191, 266, 382, 399, 573, 798, 1146, 1337, 1669, 2674, 3338, 3629, 4011, 5007, 7258, 8022, 10014, 10887, 11683, 21774, 23366, 25403, 31711, 35049, 50806, 63422, 70098, 76209, 95133, 152418, 190266, 221977, 318779, 443954, 637558, 665931, 956337, 1331862, 1912674, 2231453, 4462906, 6056801, 6694359, 12113602, 13388718, 18170403, 36340806, 42397607, 84795214, 127192821, 254385642]

約数ペア:

[(1, 254385642), (2, 127192821), (3, 84795214), (6, 42397607), (7, 36340806), (14, 18170403), (19, 13388718), (21, 12113602), (38, 6694359), (42, 6056801), (57, 4462906), (114, 2231453), (133, 1912674), (191, 1331862), (266, 956337), (382, 665931), (399, 637558), (573, 443954), (798, 318779), (1146, 221977), (1337, 190266), (1669, 152418), (2674, 95133), (3338, 76209), (3629, 70098), (4011, 63422), (5007, 50806), (7258, 35049), (8022, 31711), (10014, 25403), (10887, 23366), (11683, 21774)]