649335336

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109537}}^1$

素因数の和:109578

約数の個数: 64

約数和(自身を含む): 1840238400

約数和(自身を除く): 1190903064

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 5928, 109537, 219074, 328611, 438148, 657222, 876296, 1314444, 1423981, 2081203, 2628888, 2847962, 4162406, 4271943, 5695924, 6243609, 8324812, 8543886, 11391848, 12487218, 16649624, 17087772, 24974436, 27055639, 34175544, 49948872, 54111278, 81166917, 108222556, 162333834, 216445112, 324667668, 649335336]

約数ペア:

[(1, 649335336), (2, 324667668), (3, 216445112), (4, 162333834), (6, 108222556), (8, 81166917), (12, 54111278), (13, 49948872), (19, 34175544), (24, 27055639), (26, 24974436), (38, 17087772), (39, 16649624), (52, 12487218), (57, 11391848), (76, 8543886), (78, 8324812), (104, 6243609), (114, 5695924), (152, 4271943), (156, 4162406), (228, 2847962), (247, 2628888), (312, 2081203), (456, 1423981), (494, 1314444), (741, 876296), (988, 657222), (1482, 438148), (1976, 328611), (2964, 219074), (5928, 109537)]