253798984

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1627}}^1$

素因数の和:1718

約数の個数: 64

約数和(自身を含む): 534504960

約数和(自身を除く): 280705976

約数列:

[1, 2, 4, 8, 17, 31, 34, 37, 62, 68, 74, 124, 136, 148, 248, 296, 527, 629, 1054, 1147, 1258, 1627, 2108, 2294, 2516, 3254, 4216, 4588, 5032, 6508, 9176, 13016, 19499, 27659, 38998, 50437, 55318, 60199, 77996, 100874, 110636, 120398, 155992, 201748, 221272, 240796, 403496, 481592, 857429, 1023383, 1714858, 1866169, 2046766, 3429716, 3732338, 4093532, 6859432, 7464676, 8187064, 14929352, 31724873, 63449746, 126899492, 253798984]

約数ペア:

[(1, 253798984), (2, 126899492), (4, 63449746), (8, 31724873), (17, 14929352), (31, 8187064), (34, 7464676), (37, 6859432), (62, 4093532), (68, 3732338), (74, 3429716), (124, 2046766), (136, 1866169), (148, 1714858), (248, 1023383), (296, 857429), (527, 481592), (629, 403496), (1054, 240796), (1147, 221272), (1258, 201748), (1627, 155992), (2108, 120398), (2294, 110636), (2516, 100874), (3254, 77996), (4216, 60199), (4588, 55318), (5032, 50437), (6508, 38998), (9176, 27659), (13016, 19499)]