378749878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{20431}}^1$

素因数の和:20500

約数の個数: 32

約数和(自身を含む): 659054592

約数和(自身を除く): 280304714

約数列:

[1, 2, 13, 23, 26, 31, 46, 62, 299, 403, 598, 713, 806, 1426, 9269, 18538, 20431, 40862, 265603, 469913, 531206, 633361, 939826, 1266722, 6108869, 8233693, 12217738, 14567303, 16467386, 29134606, 189374939, 378749878]

約数ペア:

[(1, 378749878), (2, 189374939), (13, 29134606), (23, 16467386), (26, 14567303), (31, 12217738), (46, 8233693), (62, 6108869), (299, 1266722), (403, 939826), (598, 633361), (713, 531206), (806, 469913), (1426, 265603), (9269, 40862), (18538, 20431)]