7138528

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:287

約数の個数: 48

約数和(自身を含む): 15120000

約数和(自身を除く): 7981472

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 59, 76, 118, 152, 199, 236, 304, 398, 472, 608, 796, 944, 1121, 1592, 1888, 2242, 3184, 3781, 4484, 6368, 7562, 8968, 11741, 15124, 17936, 23482, 30248, 35872, 46964, 60496, 93928, 120992, 187856, 223079, 375712, 446158, 892316, 1784632, 3569264, 7138528]

約数ペア:

[(1, 7138528), (2, 3569264), (4, 1784632), (8, 892316), (16, 446158), (19, 375712), (32, 223079), (38, 187856), (59, 120992), (76, 93928), (118, 60496), (152, 46964), (199, 35872), (236, 30248), (304, 23482), (398, 17936), (472, 15124), (608, 11741), (796, 8968), (944, 7562), (1121, 6368), (1592, 4484), (1888, 3781), (2242, 3184)]