263822910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{676469}}^1$

素因数の和:676492

約数の個数: 32

約数和(自身を含む): 681881760

約数和(自身を除く): 418058850

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 676469, 1352938, 2029407, 3382345, 4058814, 6764690, 8794097, 10147035, 17588194, 20294070, 26382291, 43970485, 52764582, 87940970, 131911455, 263822910]

約数ペア:

[(1, 263822910), (2, 131911455), (3, 87940970), (5, 52764582), (6, 43970485), (10, 26382291), (13, 20294070), (15, 17588194), (26, 10147035), (30, 8794097), (39, 6764690), (65, 4058814), (78, 3382345), (130, 2029407), (195, 1352938), (390, 676469)]