15856155

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:95

約数の個数: 120

約数和(自身を含む): 35754048

約数和(自身を除く): 19897893

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 47, 49, 51, 63, 81, 85, 105, 119, 135, 141, 147, 153, 189, 235, 245, 255, 315, 329, 357, 405, 423, 441, 459, 567, 595, 705, 735, 765, 799, 833, 945, 987, 1071, 1269, 1323, 1377, 1645, 1785, 2115, 2205, 2295, 2303, 2397, 2499, 2835, 2961, 3213, 3807, 3969, 3995, 4165, 4935, 5355, 5593, 6345, 6615, 6885, 6909, 7191, 7497, 8883, 9639, 11515, 11985, 12495, 14805, 16065, 16779, 19035, 19845, 20727, 21573, 22491, 26649, 27965, 34545, 35955, 37485, 39151, 44415, 48195, 50337, 62181, 64719, 67473, 83895, 103635, 107865, 112455, 117453, 133245, 151011, 186543, 195755, 251685, 310905, 323595, 337365, 352359, 453033, 587265, 755055, 932715, 1057077, 1761795, 2265165, 3171231, 5285385, 15856155]

約数ペア:

[(1, 15856155), (3, 5285385), (5, 3171231), (7, 2265165), (9, 1761795), (15, 1057077), (17, 932715), (21, 755055), (27, 587265), (35, 453033), (45, 352359), (47, 337365), (49, 323595), (51, 310905), (63, 251685), (81, 195755), (85, 186543), (105, 151011), (119, 133245), (135, 117453), (141, 112455), (147, 107865), (153, 103635), (189, 83895), (235, 67473), (245, 64719), (255, 62181), (315, 50337), (329, 48195), (357, 44415), (405, 39151), (423, 37485), (441, 35955), (459, 34545), (567, 27965), (595, 26649), (705, 22491), (735, 21573), (765, 20727), (799, 19845), (833, 19035), (945, 16779), (987, 16065), (1071, 14805), (1269, 12495), (1323, 11985), (1377, 11515), (1645, 9639), (1785, 8883), (2115, 7497), (2205, 7191), (2295, 6909), (2303, 6885), (2397, 6615), (2499, 6345), (2835, 5593), (2961, 5355), (3213, 4935), (3807, 4165), (3969, 3995)]