1247390456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{6173}}^1$

素因数の和:6288

約数の個数: 64

約数和(自身を含む): 2644941600

約数和(自身を除く): 1397551144

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 67, 104, 116, 134, 232, 268, 377, 536, 754, 871, 1508, 1742, 1943, 3016, 3484, 3886, 6173, 6968, 7772, 12346, 15544, 24692, 25259, 49384, 50518, 80249, 101036, 160498, 179017, 202072, 320996, 358034, 413591, 641992, 716068, 827182, 1432136, 1654364, 2327221, 3308728, 4654442, 5376683, 9308884, 10753366, 11994139, 18617768, 21506732, 23988278, 43013464, 47976556, 95953112, 155923807, 311847614, 623695228, 1247390456]

約数ペア:

[(1, 1247390456), (2, 623695228), (4, 311847614), (8, 155923807), (13, 95953112), (26, 47976556), (29, 43013464), (52, 23988278), (58, 21506732), (67, 18617768), (104, 11994139), (116, 10753366), (134, 9308884), (232, 5376683), (268, 4654442), (377, 3308728), (536, 2327221), (754, 1654364), (871, 1432136), (1508, 827182), (1742, 716068), (1943, 641992), (3016, 413591), (3484, 358034), (3886, 320996), (6173, 202072), (6968, 179017), (7772, 160498), (12346, 101036), (15544, 80249), (24692, 50518), (25259, 49384)]