74618187

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 128286720

約数和(自身を除く): 53668533

約数列:

[1, 3, 7, 19, 21, 23, 47, 57, 69, 133, 141, 161, 173, 329, 399, 437, 483, 519, 893, 987, 1081, 1211, 1311, 2679, 3059, 3243, 3287, 3633, 3979, 6251, 7567, 8131, 9177, 9861, 11937, 18753, 20539, 22701, 23009, 24393, 27853, 56917, 61617, 69027, 75601, 83559, 143773, 154489, 170751, 187013, 226803, 431319, 463467, 529207, 561039, 1081423, 1309091, 1587621, 3244269, 3553247, 3927273, 10659741, 24872729, 74618187]

約数ペア:

[(1, 74618187), (3, 24872729), (7, 10659741), (19, 3927273), (21, 3553247), (23, 3244269), (47, 1587621), (57, 1309091), (69, 1081423), (133, 561039), (141, 529207), (161, 463467), (173, 431319), (329, 226803), (399, 187013), (437, 170751), (483, 154489), (519, 143773), (893, 83559), (987, 75601), (1081, 69027), (1211, 61617), (1311, 56917), (2679, 27853), (3059, 24393), (3243, 23009), (3287, 22701), (3633, 20539), (3979, 18753), (6251, 11937), (7567, 9861), (8131, 9177)]