15903972

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 47801600

約数和(自身を除く): 31897628

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 109, 126, 189, 193, 218, 252, 327, 378, 386, 436, 579, 654, 756, 763, 772, 981, 1158, 1308, 1351, 1526, 1737, 1962, 2289, 2316, 2702, 2943, 3052, 3474, 3924, 4053, 4578, 5211, 5404, 5886, 6867, 6948, 8106, 9156, 10422, 11772, 12159, 13734, 16212, 20601, 20844, 21037, 24318, 27468, 36477, 41202, 42074, 48636, 63111, 72954, 82404, 84148, 126222, 145908, 147259, 189333, 252444, 294518, 378666, 441777, 567999, 589036, 757332, 883554, 1135998, 1325331, 1767108, 2271996, 2650662, 3975993, 5301324, 7951986, 15903972]

約数ペア:

[(1, 15903972), (2, 7951986), (3, 5301324), (4, 3975993), (6, 2650662), (7, 2271996), (9, 1767108), (12, 1325331), (14, 1135998), (18, 883554), (21, 757332), (27, 589036), (28, 567999), (36, 441777), (42, 378666), (54, 294518), (63, 252444), (84, 189333), (108, 147259), (109, 145908), (126, 126222), (189, 84148), (193, 82404), (218, 72954), (252, 63111), (327, 48636), (378, 42074), (386, 41202), (436, 36477), (579, 27468), (654, 24318), (756, 21037), (763, 20844), (772, 20601), (981, 16212), (1158, 13734), (1308, 12159), (1351, 11772), (1526, 10422), (1737, 9156), (1962, 8106), (2289, 6948), (2316, 6867), (2702, 5886), (2943, 5404), (3052, 5211), (3474, 4578), (3924, 4053)]