397788554008

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{10987}}^1\times {\mathrm{57287}}^1$

素因数の和:68359

約数の個数: 32

約数和(自身を含む): 755376652800

約数和(自身を除く): 357588098792

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 10987, 21974, 43948, 57287, 87896, 114574, 229148, 458296, 867973, 1735946, 3471892, 4525673, 6943784, 9051346, 18102692, 36205384, 629412269, 1258824538, 2517649076, 5035298152, 49723569251, 99447138502, 198894277004, 397788554008]

約数ペア:

[(1, 397788554008), (2, 198894277004), (4, 99447138502), (8, 49723569251), (79, 5035298152), (158, 2517649076), (316, 1258824538), (632, 629412269), (10987, 36205384), (21974, 18102692), (43948, 9051346), (57287, 6943784), (87896, 4525673), (114574, 3471892), (229148, 1735946), (458296, 867973)]