4218747

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 6245424

約数和(自身を除く): 2026677

約数列:

[1, 3, 13, 39, 53, 157, 159, 169, 471, 507, 689, 2041, 2067, 6123, 8321, 8957, 24963, 26533, 26871, 79599, 108173, 324519, 1406249, 4218747]

約数ペア:

[(1, 4218747), (3, 1406249), (13, 324519), (39, 108173), (53, 79599), (157, 26871), (159, 26533), (169, 24963), (471, 8957), (507, 8321), (689, 6123), (2041, 2067)]