253151955

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 518094720

約数和(自身を除く): 264942765

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 73, 101, 105, 109, 219, 303, 315, 327, 365, 505, 511, 545, 657, 707, 763, 909, 981, 1095, 1515, 1533, 1635, 2121, 2289, 2555, 3285, 3535, 3815, 4545, 4599, 4905, 6363, 6867, 7373, 7665, 7957, 10605, 11009, 11445, 22119, 22995, 23871, 31815, 33027, 34335, 36865, 39785, 51611, 55045, 55699, 66357, 71613, 77063, 99081, 110595, 119355, 154833, 165135, 167097, 231189, 258055, 278495, 331785, 358065, 385315, 464499, 495405, 501291, 693567, 774165, 803657, 835485, 1155945, 2322495, 2410971, 2506455, 3467835, 4018285, 5625599, 7232913, 12054855, 16876797, 28127995, 36164565, 50630391, 84383985, 253151955]

約数ペア:

[(1, 253151955), (3, 84383985), (5, 50630391), (7, 36164565), (9, 28127995), (15, 16876797), (21, 12054855), (35, 7232913), (45, 5625599), (63, 4018285), (73, 3467835), (101, 2506455), (105, 2410971), (109, 2322495), (219, 1155945), (303, 835485), (315, 803657), (327, 774165), (365, 693567), (505, 501291), (511, 495405), (545, 464499), (657, 385315), (707, 358065), (763, 331785), (909, 278495), (981, 258055), (1095, 231189), (1515, 167097), (1533, 165135), (1635, 154833), (2121, 119355), (2289, 110595), (2555, 99081), (3285, 77063), (3535, 71613), (3815, 66357), (4545, 55699), (4599, 55045), (4905, 51611), (6363, 39785), (6867, 36865), (7373, 34335), (7665, 33027), (7957, 31815), (10605, 23871), (11009, 22995), (11445, 22119)]