1818786315

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{571}}^1\times {\mathrm{1621}}^1$

素因数の和:2331

約数の個数: 32

約数和(自身を含む): 2939219712

約数和(自身を除く): 1120433397

約数列:

[1, 3, 5, 15, 131, 393, 571, 655, 1621, 1713, 1965, 2855, 4863, 8105, 8565, 24315, 74801, 212351, 224403, 374005, 637053, 925591, 1061755, 1122015, 2776773, 3185265, 4627955, 13883865, 121252421, 363757263, 606262105, 1818786315]

約数ペア:

[(1, 1818786315), (3, 606262105), (5, 363757263), (15, 121252421), (131, 13883865), (393, 4627955), (571, 3185265), (655, 2776773), (1621, 1122015), (1713, 1061755), (1965, 925591), (2855, 637053), (4863, 374005), (8105, 224403), (8565, 212351), (24315, 74801)]