12505305

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 20712960

約数和(自身を除く): 8207655

約数列:

[1, 3, 5, 15, 61, 79, 173, 183, 237, 305, 395, 519, 865, 915, 1185, 2595, 4819, 10553, 13667, 14457, 24095, 31659, 41001, 52765, 68335, 72285, 158295, 205005, 833687, 2501061, 4168435, 12505305]

約数ペア:

[(1, 12505305), (3, 4168435), (5, 2501061), (15, 833687), (61, 205005), (79, 158295), (173, 72285), (183, 68335), (237, 52765), (305, 41001), (395, 31659), (519, 24095), (865, 14457), (915, 13667), (1185, 10553), (2595, 4819)]