31509204

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 75216960

約数和(自身を除く): 43707756

約数列:

[1, 2, 3, 4, 6, 12, 89, 163, 178, 181, 267, 326, 356, 362, 489, 534, 543, 652, 724, 978, 1068, 1086, 1956, 2172, 14507, 16109, 29014, 29503, 32218, 43521, 48327, 58028, 59006, 64436, 87042, 88509, 96654, 118012, 174084, 177018, 193308, 354036, 2625767, 5251534, 7877301, 10503068, 15754602, 31509204]

約数ペア:

[(1, 31509204), (2, 15754602), (3, 10503068), (4, 7877301), (6, 5251534), (12, 2625767), (89, 354036), (163, 193308), (178, 177018), (181, 174084), (267, 118012), (326, 96654), (356, 88509), (362, 87042), (489, 64436), (534, 59006), (543, 58028), (652, 48327), (724, 43521), (978, 32218), (1068, 29503), (1086, 29014), (1956, 16109), (2172, 14507)]