312090428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{315881}}^1$

素因数の和:315917

約数の個数: 24

約数和(自身を含む): 619128720

約数和(自身を除く): 307038292

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 315881, 631762, 1263524, 4106453, 6001739, 8212906, 12003478, 16425812, 24006956, 78022607, 156045214, 312090428]

約数ペア:

[(1, 312090428), (2, 156045214), (4, 78022607), (13, 24006956), (19, 16425812), (26, 12003478), (38, 8212906), (52, 6001739), (76, 4106453), (247, 1263524), (494, 631762), (988, 315881)]