74903913

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 132134400

約数和(自身を除く): 57230487

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 73, 89, 183, 189, 219, 267, 427, 511, 549, 623, 657, 801, 1281, 1533, 1647, 1869, 1971, 2403, 3843, 4453, 4599, 5429, 5607, 6497, 11529, 13359, 13797, 16287, 16821, 19491, 31171, 38003, 40077, 45479, 48861, 58473, 93513, 114009, 120231, 136437, 146583, 175419, 280539, 342027, 396317, 409311, 841617, 1026081, 1188951, 1227933, 2774219, 3566853, 8322657, 10700559, 24967971, 74903913]

約数ペア:

[(1, 74903913), (3, 24967971), (7, 10700559), (9, 8322657), (21, 3566853), (27, 2774219), (61, 1227933), (63, 1188951), (73, 1026081), (89, 841617), (183, 409311), (189, 396317), (219, 342027), (267, 280539), (427, 175419), (511, 146583), (549, 136437), (623, 120231), (657, 114009), (801, 93513), (1281, 58473), (1533, 48861), (1647, 45479), (1869, 40077), (1971, 38003), (2403, 31171), (3843, 19491), (4453, 16821), (4599, 16287), (5429, 13797), (5607, 13359), (6497, 11529)]