15657516

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 96

約数和(自身を含む): 47040000

約数和(自身を除く): 31382484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 139, 149, 189, 252, 278, 298, 378, 417, 447, 556, 596, 756, 834, 894, 973, 1043, 1251, 1341, 1668, 1788, 1946, 2086, 2502, 2682, 2919, 3129, 3753, 3892, 4023, 4172, 5004, 5364, 5838, 6258, 7506, 8046, 8757, 9387, 11676, 12516, 15012, 16092, 17514, 18774, 20711, 26271, 28161, 35028, 37548, 41422, 52542, 56322, 62133, 82844, 105084, 112644, 124266, 144977, 186399, 248532, 289954, 372798, 434931, 559197, 579908, 745596, 869862, 1118394, 1304793, 1739724, 2236788, 2609586, 3914379, 5219172, 7828758, 15657516]

約数ペア:

[(1, 15657516), (2, 7828758), (3, 5219172), (4, 3914379), (6, 2609586), (7, 2236788), (9, 1739724), (12, 1304793), (14, 1118394), (18, 869862), (21, 745596), (27, 579908), (28, 559197), (36, 434931), (42, 372798), (54, 289954), (63, 248532), (84, 186399), (108, 144977), (126, 124266), (139, 112644), (149, 105084), (189, 82844), (252, 62133), (278, 56322), (298, 52542), (378, 41422), (417, 37548), (447, 35028), (556, 28161), (596, 26271), (756, 20711), (834, 18774), (894, 17514), (973, 16092), (1043, 15012), (1251, 12516), (1341, 11676), (1668, 9387), (1788, 8757), (1946, 8046), (2086, 7506), (2502, 6258), (2682, 5838), (2919, 5364), (3129, 5004), (3753, 4172), (3892, 4023)]