78286908

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{631}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 213838464

約数和(自身を除く): 135551556

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 211, 294, 422, 588, 631, 633, 844, 1262, 1266, 1477, 1893, 2524, 2532, 2954, 3786, 4417, 4431, 5908, 7572, 8834, 8862, 10339, 13251, 17668, 17724, 20678, 26502, 30919, 31017, 41356, 53004, 61838, 62034, 92757, 123676, 124068, 133141, 185514, 266282, 371028, 399423, 532564, 798846, 931987, 1597692, 1863974, 2795961, 3727948, 5591922, 6523909, 11183844, 13047818, 19571727, 26095636, 39143454, 78286908]

約数ペア:

[(1, 78286908), (2, 39143454), (3, 26095636), (4, 19571727), (6, 13047818), (7, 11183844), (12, 6523909), (14, 5591922), (21, 3727948), (28, 2795961), (42, 1863974), (49, 1597692), (84, 931987), (98, 798846), (147, 532564), (196, 399423), (211, 371028), (294, 266282), (422, 185514), (588, 133141), (631, 124068), (633, 123676), (844, 92757), (1262, 62034), (1266, 61838), (1477, 53004), (1893, 41356), (2524, 31017), (2532, 30919), (2954, 26502), (3786, 20678), (4417, 17724), (4431, 17668), (5908, 13251), (7572, 10339), (8834, 8862)]