15681636

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 41592824

約数和(自身を除く): 25911188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 61, 74, 111, 122, 148, 183, 193, 222, 244, 333, 366, 386, 444, 549, 579, 666, 732, 772, 1098, 1158, 1332, 1737, 2196, 2257, 2316, 3474, 4514, 6771, 6948, 7141, 9028, 11773, 13542, 14282, 20313, 21423, 23546, 27084, 28564, 35319, 40626, 42846, 47092, 64269, 70638, 81252, 85692, 105957, 128538, 141276, 211914, 257076, 423828, 435601, 871202, 1306803, 1742404, 2613606, 3920409, 5227212, 7840818, 15681636]

約数ペア:

[(1, 15681636), (2, 7840818), (3, 5227212), (4, 3920409), (6, 2613606), (9, 1742404), (12, 1306803), (18, 871202), (36, 435601), (37, 423828), (61, 257076), (74, 211914), (111, 141276), (122, 128538), (148, 105957), (183, 85692), (193, 81252), (222, 70638), (244, 64269), (333, 47092), (366, 42846), (386, 40626), (444, 35319), (549, 28564), (579, 27084), (666, 23546), (732, 21423), (772, 20313), (1098, 14282), (1158, 13542), (1332, 11773), (1737, 9028), (2196, 7141), (2257, 6948), (2316, 6771), (3474, 4514)]