328612016

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{233}}^1\times {\mathrm{487}}^1$

素因数の和:909

約数の個数: 40

約数和(自身を含む): 644271264

約数和(自身を除く): 315659248

約数列:

[1, 2, 4, 8, 16, 181, 233, 362, 466, 487, 724, 932, 974, 1448, 1864, 1948, 2896, 3728, 3896, 7792, 42173, 84346, 88147, 113471, 168692, 176294, 226942, 337384, 352588, 453884, 674768, 705176, 907768, 1410352, 1815536, 20538251, 41076502, 82153004, 164306008, 328612016]

約数ペア:

[(1, 328612016), (2, 164306008), (4, 82153004), (8, 41076502), (16, 20538251), (181, 1815536), (233, 1410352), (362, 907768), (466, 705176), (487, 674768), (724, 453884), (932, 352588), (974, 337384), (1448, 226942), (1864, 176294), (1948, 168692), (2896, 113471), (3728, 88147), (3896, 84346), (7792, 42173)]