2031222015

素因数分解:

$3^4\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{4951}}^1$

素因数の和:5981

約数の個数: 40

約数和(自身を含む): 3645484128

約数和(自身を除く): 1614262113

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1013, 3039, 4951, 5065, 9117, 14853, 15195, 24755, 27351, 44559, 45585, 74265, 82053, 133677, 136755, 222795, 401031, 410265, 668385, 2005155, 5015363, 15046089, 25076815, 45138267, 75230445, 135414801, 225691335, 406244403, 677074005, 2031222015]

約数ペア:

[(1, 2031222015), (3, 677074005), (5, 406244403), (9, 225691335), (15, 135414801), (27, 75230445), (45, 45138267), (81, 25076815), (135, 15046089), (405, 5015363), (1013, 2005155), (3039, 668385), (4951, 410265), (5065, 401031), (9117, 222795), (14853, 136755), (15195, 133677), (24755, 82053), (27351, 74265), (44559, 45585)]