648156984

素因数分解:

$2^3\times 3^1\times {\mathrm{1307}}^1\times {\mathrm{20663}}^1$

素因数の和:21979

約数の個数: 32

約数和(自身を含む): 1621710720

約数和(自身を除く): 973553736

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1307, 2614, 3921, 5228, 7842, 10456, 15684, 20663, 31368, 41326, 61989, 82652, 123978, 165304, 247956, 495912, 27006541, 54013082, 81019623, 108026164, 162039246, 216052328, 324078492, 648156984]

約数ペア:

[(1, 648156984), (2, 324078492), (3, 216052328), (4, 162039246), (6, 108026164), (8, 81019623), (12, 54013082), (24, 27006541), (1307, 495912), (2614, 247956), (3921, 165304), (5228, 123978), (7842, 82652), (10456, 61989), (15684, 41326), (20663, 31368)]