1640474415

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{827}}^1\times {\mathrm{2593}}^1$

素因数の和:3448

約数の個数: 48

約数和(自身を含む): 3015556128

約数和(自身を除く): 1375081713

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 827, 2481, 2593, 4135, 7443, 7779, 12405, 12965, 14059, 23337, 37215, 38895, 42177, 44081, 70295, 116685, 126531, 132243, 210885, 220405, 396729, 632655, 661215, 1983645, 2144411, 6433233, 10722055, 19299699, 32166165, 36454987, 96498495, 109364961, 182274935, 328094883, 546824805, 1640474415]

約数ペア:

[(1, 1640474415), (3, 546824805), (5, 328094883), (9, 182274935), (15, 109364961), (17, 96498495), (45, 36454987), (51, 32166165), (85, 19299699), (153, 10722055), (255, 6433233), (765, 2144411), (827, 1983645), (2481, 661215), (2593, 632655), (4135, 396729), (7443, 220405), (7779, 210885), (12405, 132243), (12965, 126531), (14059, 116685), (23337, 70295), (37215, 44081), (38895, 42177)]