71886645

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 128187072

約数和(自身を除く): 56300427

約数列:

[1, 3, 5, 9, 15, 45, 67, 113, 201, 211, 335, 339, 565, 603, 633, 1005, 1017, 1055, 1695, 1899, 3015, 3165, 5085, 7571, 9495, 14137, 22713, 23843, 37855, 42411, 68139, 70685, 71529, 113565, 119215, 127233, 212055, 214587, 340695, 357645, 636165, 1072935, 1597481, 4792443, 7987405, 14377329, 23962215, 71886645]

約数ペア:

[(1, 71886645), (3, 23962215), (5, 14377329), (9, 7987405), (15, 4792443), (45, 1597481), (67, 1072935), (113, 636165), (201, 357645), (211, 340695), (335, 214587), (339, 212055), (565, 127233), (603, 119215), (633, 113565), (1005, 71529), (1017, 70685), (1055, 68139), (1695, 42411), (1899, 37855), (3015, 23843), (3165, 22713), (5085, 14137), (7571, 9495)]