28356702948

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{2887}}^1\times {\mathrm{38977}}^1$

素因数の和:41881

約数の個数: 72

約数和(自身を含む): 81949841792

約数和(自身を除く): 53593138844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 2887, 5774, 8661, 11548, 17322, 20209, 25983, 34644, 38977, 40418, 51966, 60627, 77954, 80836, 103932, 116931, 121254, 155908, 181881, 233862, 242508, 272839, 350793, 363762, 467724, 545678, 701586, 727524, 818517, 1091356, 1403172, 1637034, 2455551, 3274068, 4911102, 9822204, 112526599, 225053198, 337579797, 450106396, 675159594, 787686193, 1012739391, 1350319188, 1575372386, 2025478782, 2363058579, 3150744772, 4050957564, 4726117158, 7089175737, 9452234316, 14178351474, 28356702948]

約数ペア:

[(1, 28356702948), (2, 14178351474), (3, 9452234316), (4, 7089175737), (6, 4726117158), (7, 4050957564), (9, 3150744772), (12, 2363058579), (14, 2025478782), (18, 1575372386), (21, 1350319188), (28, 1012739391), (36, 787686193), (42, 675159594), (63, 450106396), (84, 337579797), (126, 225053198), (252, 112526599), (2887, 9822204), (5774, 4911102), (8661, 3274068), (11548, 2455551), (17322, 1637034), (20209, 1403172), (25983, 1091356), (34644, 818517), (38977, 727524), (40418, 701586), (51966, 545678), (60627, 467724), (77954, 363762), (80836, 350793), (103932, 272839), (116931, 242508), (121254, 233862), (155908, 181881)]