209240330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{24023}}^1$

素因数の和:24110

約数の個数: 32

約数和(自身を含む): 411675264

約数和(自身を除く): 202434934

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 8710, 24023, 48046, 120115, 240230, 312299, 624598, 1561495, 1609541, 3122990, 3219082, 8047705, 16095410, 20924033, 41848066, 104620165, 209240330]

約数ペア:

[(1, 209240330), (2, 104620165), (5, 41848066), (10, 20924033), (13, 16095410), (26, 8047705), (65, 3219082), (67, 3122990), (130, 1609541), (134, 1561495), (335, 624598), (670, 312299), (871, 240230), (1742, 120115), (4355, 48046), (8710, 24023)]