217242.0000000

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1601}}^1$

素因数の和:1640

約数の個数: 32

約数和(自身を含む): 8074080

約数和(自身を除く): 4119610

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 1601, 2470, 3202, 8005, 16010, 20813, 30419, 41626, 60838, 104065, 152095, 208130, 304190, 395447, 790894, 1977235, 3954470]

約数ペア:

[(1, 3954470), (2, 1977235), (5, 790894), (10, 395447), (13, 304190), (19, 208130), (26, 152095), (38, 104065), (65, 60838), (95, 41626), (130, 30419), (190, 20813), (247, 16010), (494, 8005), (1235, 3202), (1601, 2470)]