131990404

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1039}}^1$

素因数の和:1412

約数の個数: 48

約数和(自身を含む): 285376000

約数和(自身を除く): 153385596

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 349, 364, 698, 1039, 1396, 2078, 2443, 4156, 4537, 4886, 7273, 9074, 9772, 13507, 14546, 18148, 27014, 29092, 31759, 54028, 63518, 94549, 127036, 189098, 362611, 378196, 725222, 1450444, 2538277, 4713943, 5076554, 9427886, 10153108, 18855772, 32997601, 65995202, 131990404]

約数ペア:

[(1, 131990404), (2, 65995202), (4, 32997601), (7, 18855772), (13, 10153108), (14, 9427886), (26, 5076554), (28, 4713943), (52, 2538277), (91, 1450444), (182, 725222), (349, 378196), (364, 362611), (698, 189098), (1039, 127036), (1396, 94549), (2078, 63518), (2443, 54028), (4156, 31759), (4537, 29092), (4886, 27014), (7273, 18148), (9074, 14546), (9772, 13507)]