1388331478

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{1279}}^1\times {\mathrm{9199}}^1$

素因数の和:10539

約数の個数: 16

約数和(自身を含む): 2119680000

約数和(自身を除く): 731348522

約数列:

[1, 2, 59, 118, 1279, 2558, 9199, 18398, 75461, 150922, 542741, 1085482, 11765521, 23531042, 694165739, 1388331478]

約数ペア:

[(1, 1388331478), (2, 694165739), (59, 23531042), (118, 11765521), (1279, 1085482), (2558, 542741), (9199, 150922), (18398, 75461)]