858990090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{584347}}^1$

素因数の和:584371

約数の個数: 48

約数和(自身を含む): 2398164192

約数和(自身を除く): 1539174102

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 584347, 1168694, 1753041, 2921735, 3506082, 4090429, 5843470, 8180858, 8765205, 12271287, 17530410, 20452145, 24542574, 28633003, 40904290, 57266006, 61356435, 85899009, 122712870, 143165015, 171798018, 286330030, 429495045, 858990090]

約数ペア:

[(1, 858990090), (2, 429495045), (3, 286330030), (5, 171798018), (6, 143165015), (7, 122712870), (10, 85899009), (14, 61356435), (15, 57266006), (21, 40904290), (30, 28633003), (35, 24542574), (42, 20452145), (49, 17530410), (70, 12271287), (98, 8765205), (105, 8180858), (147, 5843470), (210, 4090429), (245, 3506082), (294, 2921735), (490, 1753041), (735, 1168694), (1470, 584347)]