215452172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{218069}}^1$

素因数の和:218105

約数の個数: 24

約数和(自身を含む): 427417200

約数和(自身を除く): 211965028

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 218069, 436138, 872276, 2834897, 4143311, 5669794, 8286622, 11339588, 16573244, 53863043, 107726086, 215452172]

約数ペア:

[(1, 215452172), (2, 107726086), (4, 53863043), (13, 16573244), (19, 11339588), (26, 8286622), (38, 5669794), (52, 4143311), (76, 2834897), (247, 872276), (494, 436138), (988, 218069)]