13289512

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 28728000

約数和(自身を除く): 15438488

約数列:

[1, 2, 4, 8, 17, 19, 34, 37, 38, 68, 74, 76, 136, 139, 148, 152, 278, 296, 323, 556, 629, 646, 703, 1112, 1258, 1292, 1406, 2363, 2516, 2584, 2641, 2812, 4726, 5032, 5143, 5282, 5624, 9452, 10286, 10564, 11951, 18904, 20572, 21128, 23902, 41144, 44897, 47804, 87431, 89794, 95608, 97717, 174862, 179588, 195434, 349724, 359176, 390868, 699448, 781736, 1661189, 3322378, 6644756, 13289512]

約数ペア:

[(1, 13289512), (2, 6644756), (4, 3322378), (8, 1661189), (17, 781736), (19, 699448), (34, 390868), (37, 359176), (38, 349724), (68, 195434), (74, 179588), (76, 174862), (136, 97717), (139, 95608), (148, 89794), (152, 87431), (278, 47804), (296, 44897), (323, 41144), (556, 23902), (629, 21128), (646, 20572), (703, 18904), (1112, 11951), (1258, 10564), (1292, 10286), (1406, 9452), (2363, 5624), (2516, 5282), (2584, 5143), (2641, 5032), (2812, 4726)]