7481565

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:73

約数の個数: 120

約数和(自身を含む): 17380440

約数和(自身を除く): 9898875

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 29, 35, 39, 45, 49, 63, 65, 81, 87, 91, 105, 117, 135, 145, 147, 189, 195, 203, 245, 261, 273, 315, 351, 377, 405, 435, 441, 455, 567, 585, 609, 637, 735, 783, 819, 945, 1015, 1053, 1131, 1305, 1323, 1365, 1421, 1755, 1827, 1885, 1911, 2205, 2349, 2457, 2639, 2835, 3045, 3185, 3393, 3915, 3969, 4095, 4263, 5265, 5481, 5655, 5733, 6615, 7105, 7371, 7917, 9135, 9555, 10179, 11745, 12285, 12789, 13195, 16443, 16965, 17199, 18473, 19845, 21315, 23751, 27405, 28665, 30537, 36855, 38367, 39585, 50895, 51597, 55419, 63945, 71253, 82215, 85995, 92365, 115101, 118755, 152685, 166257, 191835, 213759, 257985, 277095, 356265, 498771, 575505, 831285, 1068795, 1496313, 2493855, 7481565]

約数ペア:

[(1, 7481565), (3, 2493855), (5, 1496313), (7, 1068795), (9, 831285), (13, 575505), (15, 498771), (21, 356265), (27, 277095), (29, 257985), (35, 213759), (39, 191835), (45, 166257), (49, 152685), (63, 118755), (65, 115101), (81, 92365), (87, 85995), (91, 82215), (105, 71253), (117, 63945), (135, 55419), (145, 51597), (147, 50895), (189, 39585), (195, 38367), (203, 36855), (245, 30537), (261, 28665), (273, 27405), (315, 23751), (351, 21315), (377, 19845), (405, 18473), (435, 17199), (441, 16965), (455, 16443), (567, 13195), (585, 12789), (609, 12285), (637, 11745), (735, 10179), (783, 9555), (819, 9135), (945, 7917), (1015, 7371), (1053, 7105), (1131, 6615), (1305, 5733), (1323, 5655), (1365, 5481), (1421, 5265), (1755, 4263), (1827, 4095), (1885, 3969), (1911, 3915), (2205, 3393), (2349, 3185), (2457, 3045), (2639, 2835)]