253641526

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{587}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 408965760

約数和(自身を除く): 155324234

約数列:

[1, 2, 19, 38, 83, 137, 166, 274, 587, 1174, 1577, 2603, 3154, 5206, 11153, 11371, 22306, 22742, 48721, 80419, 97442, 160838, 216049, 432098, 925699, 1527961, 1851398, 3055922, 6674777, 13349554, 126820763, 253641526]

約数ペア:

[(1, 253641526), (2, 126820763), (19, 13349554), (38, 6674777), (83, 3055922), (137, 1851398), (166, 1527961), (274, 925699), (587, 432098), (1174, 216049), (1577, 160838), (2603, 97442), (3154, 80419), (5206, 48721), (11153, 22742), (11371, 22306)]