306550465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{619}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 418723200

約数和(自身を除く): 112172735

約数列:

[1, 5, 13, 19, 65, 95, 247, 401, 619, 1235, 2005, 3095, 5213, 7619, 8047, 11761, 26065, 38095, 40235, 58805, 99047, 152893, 248219, 495235, 764465, 1241095, 3226847, 4716161, 16134235, 23580805, 61310093, 306550465]

約数ペア:

[(1, 306550465), (5, 61310093), (13, 23580805), (19, 16134235), (65, 4716161), (95, 3226847), (247, 1241095), (401, 764465), (619, 495235), (1235, 248219), (2005, 152893), (3095, 99047), (5213, 58805), (7619, 40235), (8047, 38095), (11761, 26065)]