989861032

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{70183}}^1$

素因数の和:70273

約数の個数: 32

約数和(自身を含む): 1945500480

約数和(自身を除く): 955639448

約数列:

[1, 2, 4, 8, 41, 43, 82, 86, 164, 172, 328, 344, 1763, 3526, 7052, 14104, 70183, 140366, 280732, 561464, 2877503, 3017869, 5755006, 6035738, 11510012, 12071476, 23020024, 24142952, 123732629, 247465258, 494930516, 989861032]

約数ペア:

[(1, 989861032), (2, 494930516), (4, 247465258), (8, 123732629), (41, 24142952), (43, 23020024), (82, 12071476), (86, 11510012), (164, 6035738), (172, 5755006), (328, 3017869), (344, 2877503), (1763, 561464), (3526, 280732), (7052, 140366), (14104, 70183)]