28511278

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:372

約数の個数: 32

約数和(自身を含む): 47005920

約数和(自身を除く): 18494642

約数列:

[1, 2, 17, 34, 59, 61, 118, 122, 233, 466, 1003, 1037, 2006, 2074, 3599, 3961, 7198, 7922, 13747, 14213, 27494, 28426, 61183, 122366, 233699, 241621, 467398, 483242, 838567, 1677134, 14255639, 28511278]

約数ペア:

[(1, 28511278), (2, 14255639), (17, 1677134), (34, 838567), (59, 483242), (61, 467398), (118, 241621), (122, 233699), (233, 122366), (466, 61183), (1003, 28426), (1037, 27494), (2006, 14213), (2074, 13747), (3599, 7922), (3961, 7198)]