168986805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1\times {\mathrm{977}}^1$

素因数の和:1885

約数の個数: 32

約数和(自身を含む): 291803904

約数和(自身を除く): 122817099

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 887, 977, 2661, 2931, 4435, 4885, 11531, 12701, 13305, 14655, 34593, 38103, 57655, 63505, 172965, 190515, 866599, 2599797, 4332995, 11265787, 12998985, 33797361, 56328935, 168986805]

約数ペア:

[(1, 168986805), (3, 56328935), (5, 33797361), (13, 12998985), (15, 11265787), (39, 4332995), (65, 2599797), (195, 866599), (887, 190515), (977, 172965), (2661, 63505), (2931, 57655), (4435, 38103), (4885, 34593), (11531, 14655), (12701, 13305)]