728500689

素因数分解:

$3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:404

約数の個数: 96

約数和(自身を含む): 1329696000

約数和(自身を除く): 601195311

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 89, 147, 161, 189, 207, 267, 269, 441, 483, 621, 623, 801, 807, 1127, 1323, 1449, 1869, 1883, 2047, 2403, 2421, 3381, 4347, 4361, 5607, 5649, 6141, 6187, 7263, 10143, 13083, 13181, 14329, 16821, 16947, 18423, 18561, 23941, 30429, 39249, 39543, 42987, 43309, 50841, 55269, 55683, 71823, 100303, 117747, 118629, 128961, 129927, 167049, 167587, 215469, 300909, 303163, 355887, 386883, 389781, 502761, 550643, 646407, 902727, 909489, 1169343, 1173109, 1508283, 1651929, 2708181, 2728467, 3519327, 3854501, 4524849, 4955787, 8185401, 10557981, 11563503, 14867361, 26981507, 31673943, 34690509, 80944521, 104071527, 242833563, 728500689]

約数ペア:

[(1, 728500689), (3, 242833563), (7, 104071527), (9, 80944521), (21, 34690509), (23, 31673943), (27, 26981507), (49, 14867361), (63, 11563503), (69, 10557981), (89, 8185401), (147, 4955787), (161, 4524849), (189, 3854501), (207, 3519327), (267, 2728467), (269, 2708181), (441, 1651929), (483, 1508283), (621, 1173109), (623, 1169343), (801, 909489), (807, 902727), (1127, 646407), (1323, 550643), (1449, 502761), (1869, 389781), (1883, 386883), (2047, 355887), (2403, 303163), (2421, 300909), (3381, 215469), (4347, 167587), (4361, 167049), (5607, 129927), (5649, 128961), (6141, 118629), (6187, 117747), (7263, 100303), (10143, 71823), (13083, 55683), (13181, 55269), (14329, 50841), (16821, 43309), (16947, 42987), (18423, 39543), (18561, 39249), (23941, 30429)]