247989370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{2971}}^1$

素因数の和:3486

約数の個数: 32

約数和(自身を含む): 473760576

約数和(自身を除く): 225771206

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 491, 982, 2455, 2971, 4910, 5942, 8347, 14855, 16694, 29710, 41735, 50507, 83470, 101014, 252535, 505070, 1458761, 2917522, 7293805, 14587610, 24798937, 49597874, 123994685, 247989370]

約数ペア:

[(1, 247989370), (2, 123994685), (5, 49597874), (10, 24798937), (17, 14587610), (34, 7293805), (85, 2917522), (170, 1458761), (491, 505070), (982, 252535), (2455, 101014), (2971, 83470), (4910, 50507), (5942, 41735), (8347, 29710), (14855, 16694)]