15861201915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4013}}^1\times {\mathrm{20269}}^1$

素因数の和:24303

約数の個数: 32

約数和(自身を含む): 27338230080

約数和(自身を除く): 11477028165

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 4013, 12039, 20065, 20269, 52169, 60195, 60807, 101345, 156507, 260845, 263497, 304035, 782535, 790491, 1317485, 3952455, 81339497, 244018491, 406697485, 1057413461, 1220092455, 3172240383, 5287067305, 15861201915]

約数ペア:

[(1, 15861201915), (3, 5287067305), (5, 3172240383), (13, 1220092455), (15, 1057413461), (39, 406697485), (65, 244018491), (195, 81339497), (4013, 3952455), (12039, 1317485), (20065, 790491), (20269, 782535), (52169, 304035), (60195, 263497), (60807, 260845), (101345, 156507)]