17996738907

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{631531}}^1$

素因数の和:631623

約数の個数: 32

約数和(自身を含む): 29100994560

約数和(自身を除く): 11104255653

約数列:

[1, 3, 7, 21, 23, 59, 69, 161, 177, 413, 483, 1239, 1357, 4071, 9499, 28497, 631531, 1894593, 4420717, 13262151, 14525213, 37260329, 43575639, 101676491, 111780987, 260822303, 305029473, 782466909, 856987567, 2570962701, 5998912969, 17996738907]

約数ペア:

[(1, 17996738907), (3, 5998912969), (7, 2570962701), (21, 856987567), (23, 782466909), (59, 305029473), (69, 260822303), (161, 111780987), (177, 101676491), (413, 43575639), (483, 37260329), (1239, 14525213), (1357, 13262151), (4071, 4420717), (9499, 1894593), (28497, 631531)]