13195845

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 25858560

約数和(自身を除く): 12662715

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 73, 103, 117, 135, 195, 219, 309, 351, 365, 515, 585, 657, 927, 949, 1095, 1339, 1545, 1755, 1971, 2781, 2847, 3285, 4017, 4635, 4745, 6695, 7519, 8541, 9855, 12051, 13905, 14235, 20085, 22557, 25623, 36153, 37595, 42705, 60255, 67671, 97747, 112785, 128115, 180765, 203013, 293241, 338355, 488735, 879723, 1015065, 1466205, 2639169, 4398615, 13195845]

約数ペア:

[(1, 13195845), (3, 4398615), (5, 2639169), (9, 1466205), (13, 1015065), (15, 879723), (27, 488735), (39, 338355), (45, 293241), (65, 203013), (73, 180765), (103, 128115), (117, 112785), (135, 97747), (195, 67671), (219, 60255), (309, 42705), (351, 37595), (365, 36153), (515, 25623), (585, 22557), (657, 20085), (927, 14235), (949, 13905), (1095, 12051), (1339, 9855), (1545, 8541), (1755, 7519), (1971, 6695), (2781, 4745), (2847, 4635), (3285, 4017)]