15149988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{761}}^1$

素因数の和:857

約数の個数: 72

約数和(自身を含む): 44378880

約数和(自身を除く): 29228892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 711, 761, 948, 1106, 1422, 1522, 1659, 2212, 2283, 2844, 3044, 3318, 4566, 4977, 5327, 6636, 6849, 9132, 9954, 10654, 13698, 15981, 19908, 21308, 27396, 31962, 47943, 60119, 63924, 95886, 120238, 180357, 191772, 240476, 360714, 420833, 541071, 721428, 841666, 1082142, 1262499, 1683332, 2164284, 2524998, 3787497, 5049996, 7574994, 15149988]

約数ペア:

[(1, 15149988), (2, 7574994), (3, 5049996), (4, 3787497), (6, 2524998), (7, 2164284), (9, 1683332), (12, 1262499), (14, 1082142), (18, 841666), (21, 721428), (28, 541071), (36, 420833), (42, 360714), (63, 240476), (79, 191772), (84, 180357), (126, 120238), (158, 95886), (237, 63924), (252, 60119), (316, 47943), (474, 31962), (553, 27396), (711, 21308), (761, 19908), (948, 15981), (1106, 13698), (1422, 10654), (1522, 9954), (1659, 9132), (2212, 6849), (2283, 6636), (2844, 5327), (3044, 4977), (3318, 4566)]