15209219865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1\times {\mathrm{1709}}^1$

素因数の和:2502

約数の個数: 64

約数和(自身を含む): 28083179520

約数和(自身を除く): 12873959655

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 131, 393, 647, 655, 917, 1709, 1941, 1965, 2751, 3235, 4529, 4585, 5127, 8545, 9705, 11963, 13587, 13755, 22645, 25635, 35889, 59815, 67935, 84757, 179445, 223879, 254271, 423785, 593299, 671637, 1105723, 1119395, 1271355, 1567153, 1779897, 2966495, 3317169, 3358185, 4701459, 5528615, 7740061, 7835765, 8899485, 16585845, 23220183, 23507295, 38700305, 116100915, 144849713, 434549139, 724248565, 1013947991, 2172745695, 3041843973, 5069739955, 15209219865]

約数ペア:

[(1, 15209219865), (3, 5069739955), (5, 3041843973), (7, 2172745695), (15, 1013947991), (21, 724248565), (35, 434549139), (105, 144849713), (131, 116100915), (393, 38700305), (647, 23507295), (655, 23220183), (917, 16585845), (1709, 8899485), (1941, 7835765), (1965, 7740061), (2751, 5528615), (3235, 4701459), (4529, 3358185), (4585, 3317169), (5127, 2966495), (8545, 1779897), (9705, 1567153), (11963, 1271355), (13587, 1119395), (13755, 1105723), (22645, 671637), (25635, 593299), (35889, 423785), (59815, 254271), (67935, 223879), (84757, 179445)]