7428525

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 13957440

約数和(自身を除く): 6528915

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 195, 247, 285, 325, 401, 475, 741, 975, 1203, 1235, 1425, 2005, 3705, 5213, 6015, 6175, 7619, 10025, 15639, 18525, 22857, 26065, 30075, 38095, 78195, 99047, 114285, 130325, 190475, 297141, 390975, 495235, 571425, 1485705, 2476175, 7428525]

約数ペア:

[(1, 7428525), (3, 2476175), (5, 1485705), (13, 571425), (15, 495235), (19, 390975), (25, 297141), (39, 190475), (57, 130325), (65, 114285), (75, 99047), (95, 78195), (195, 38095), (247, 30075), (285, 26065), (325, 22857), (401, 18525), (475, 15639), (741, 10025), (975, 7619), (1203, 6175), (1235, 6015), (1425, 5213), (2005, 3705)]