65104515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^2$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 134001504

約数和(自身を除く): 68896989

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 71, 105, 123, 205, 213, 287, 315, 355, 369, 497, 615, 639, 861, 1065, 1435, 1491, 1845, 2485, 2583, 2911, 3195, 4305, 4473, 5041, 7455, 8733, 12915, 14555, 15123, 20377, 22365, 25205, 26199, 35287, 43665, 45369, 61131, 75615, 101885, 105861, 130995, 176435, 183393, 206681, 226845, 305655, 317583, 529305, 620043, 916965, 1033405, 1446767, 1587915, 1860129, 3100215, 4340301, 7233835, 9300645, 13020903, 21701505, 65104515]

約数ペア:

[(1, 65104515), (3, 21701505), (5, 13020903), (7, 9300645), (9, 7233835), (15, 4340301), (21, 3100215), (35, 1860129), (41, 1587915), (45, 1446767), (63, 1033405), (71, 916965), (105, 620043), (123, 529305), (205, 317583), (213, 305655), (287, 226845), (315, 206681), (355, 183393), (369, 176435), (497, 130995), (615, 105861), (639, 101885), (861, 75615), (1065, 61131), (1435, 45369), (1491, 43665), (1845, 35287), (2485, 26199), (2583, 25205), (2911, 22365), (3195, 20377), (4305, 15123), (4473, 14555), (5041, 12915), (7455, 8733)]