217452570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{70373}}^1$

素因数の和:70486

約数の個数: 32

約数和(自身を含む): 526960512

約数和(自身を除く): 309507942

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 70373, 140746, 211119, 351865, 422238, 703730, 1055595, 2111190, 7248419, 14496838, 21745257, 36242095, 43490514, 72484190, 108726285, 217452570]

約数ペア:

[(1, 217452570), (2, 108726285), (3, 72484190), (5, 43490514), (6, 36242095), (10, 21745257), (15, 14496838), (30, 7248419), (103, 2111190), (206, 1055595), (309, 703730), (515, 422238), (618, 351865), (1030, 211119), (1545, 140746), (3090, 70373)]