4000001115

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{100591}}^1$

素因数の和:100851

約数の個数: 32

約数和(自身を含む): 7010860032

約数和(自身を除く): 3010858917

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 241, 723, 1205, 2651, 3615, 7953, 13255, 39765, 100591, 301773, 502955, 1106501, 1508865, 3319503, 5532505, 16597515, 24242431, 72727293, 121212155, 266666741, 363636465, 800000223, 1333333705, 4000001115]

約数ペア:

[(1, 4000001115), (3, 1333333705), (5, 800000223), (11, 363636465), (15, 266666741), (33, 121212155), (55, 72727293), (165, 24242431), (241, 16597515), (723, 5532505), (1205, 3319503), (2651, 1508865), (3615, 1106501), (7953, 502955), (13255, 301773), (39765, 100591)]