1688891955

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{37369}}^1$

素因数の和:37531

約数の個数: 32

約数和(自身を含む): 2841315840

約数和(自身を除く): 1152423885

約数列:

[1, 3, 5, 15, 23, 69, 115, 131, 345, 393, 655, 1965, 3013, 9039, 15065, 37369, 45195, 112107, 186845, 560535, 859487, 2578461, 4297435, 4895339, 12892305, 14686017, 24476695, 73430085, 112592797, 337778391, 562963985, 1688891955]

約数ペア:

[(1, 1688891955), (3, 562963985), (5, 337778391), (15, 112592797), (23, 73430085), (69, 24476695), (115, 14686017), (131, 12892305), (345, 4895339), (393, 4297435), (655, 2578461), (1965, 859487), (3013, 560535), (9039, 186845), (15065, 112107), (37369, 45195)]