421356712

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{967}}^1$

素因数の和:1262

約数の個数: 64

約数和(自身を含む): 936714240

約数和(自身を除く): 515357528

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 251, 434, 502, 868, 967, 1004, 1736, 1757, 1934, 2008, 3514, 3868, 6769, 7028, 7736, 7781, 13538, 14056, 15562, 27076, 29977, 31124, 54152, 54467, 59954, 62248, 108934, 119908, 209839, 217868, 239816, 242717, 419678, 435736, 485434, 839356, 970868, 1678712, 1699019, 1941736, 3398038, 6796076, 7524227, 13592152, 15048454, 30096908, 52669589, 60193816, 105339178, 210678356, 421356712]

約数ペア:

[(1, 421356712), (2, 210678356), (4, 105339178), (7, 60193816), (8, 52669589), (14, 30096908), (28, 15048454), (31, 13592152), (56, 7524227), (62, 6796076), (124, 3398038), (217, 1941736), (248, 1699019), (251, 1678712), (434, 970868), (502, 839356), (868, 485434), (967, 435736), (1004, 419678), (1736, 242717), (1757, 239816), (1934, 217868), (2008, 209839), (3514, 119908), (3868, 108934), (6769, 62248), (7028, 59954), (7736, 54467), (7781, 54152), (13538, 31124), (14056, 29977), (15562, 27076)]