17985630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 47029248

約数和(自身を除く): 29043618

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 107, 130, 195, 214, 321, 390, 431, 535, 642, 862, 1070, 1293, 1391, 1605, 2155, 2586, 2782, 3210, 4173, 4310, 5603, 6465, 6955, 8346, 11206, 12930, 13910, 16809, 20865, 28015, 33618, 41730, 46117, 56030, 84045, 92234, 138351, 168090, 230585, 276702, 461170, 599521, 691755, 1199042, 1383510, 1798563, 2997605, 3597126, 5995210, 8992815, 17985630]

約数ペア:

[(1, 17985630), (2, 8992815), (3, 5995210), (5, 3597126), (6, 2997605), (10, 1798563), (13, 1383510), (15, 1199042), (26, 691755), (30, 599521), (39, 461170), (65, 276702), (78, 230585), (107, 168090), (130, 138351), (195, 92234), (214, 84045), (321, 56030), (390, 46117), (431, 41730), (535, 33618), (642, 28015), (862, 20865), (1070, 16809), (1293, 13910), (1391, 12930), (1605, 11206), (2155, 8346), (2586, 6955), (2782, 6465), (3210, 5603), (4173, 4310)]