1257979996

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{8209}}^1$

素因数の和:8654

約数の個数: 48

約数和(自身を含む): 2716262080

約数和(自身を除く): 1458282084

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 421, 842, 1684, 2947, 5473, 5894, 8209, 10946, 11788, 16418, 21892, 32836, 38311, 57463, 76622, 106717, 114926, 153244, 213434, 229852, 426868, 747019, 1494038, 2988076, 3455989, 6911978, 13823956, 24191923, 44927857, 48383846, 89855714, 96767692, 179711428, 314494999, 628989998, 1257979996]

約数ペア:

[(1, 1257979996), (2, 628989998), (4, 314494999), (7, 179711428), (13, 96767692), (14, 89855714), (26, 48383846), (28, 44927857), (52, 24191923), (91, 13823956), (182, 6911978), (364, 3455989), (421, 2988076), (842, 1494038), (1684, 747019), (2947, 426868), (5473, 229852), (5894, 213434), (8209, 153244), (10946, 114926), (11788, 106717), (16418, 76622), (21892, 57463), (32836, 38311)]