129718472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{65647}}^1$

素因数の和:65685

約数の個数: 32

約数和(自身を含む): 275721600

約数和(自身を除く): 146003128

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 65647, 131294, 262588, 525176, 853411, 1247293, 1706822, 2494586, 3413644, 4989172, 6827288, 9978344, 16214809, 32429618, 64859236, 129718472]

約数ペア:

[(1, 129718472), (2, 64859236), (4, 32429618), (8, 16214809), (13, 9978344), (19, 6827288), (26, 4989172), (38, 3413644), (52, 2494586), (76, 1706822), (104, 1247293), (152, 853411), (247, 525176), (494, 262588), (988, 131294), (1976, 65647)]