65377515

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 124185600

約数和(自身を除く): 58808085

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 97, 105, 131, 147, 245, 291, 343, 393, 485, 655, 679, 735, 917, 1029, 1455, 1715, 1965, 2037, 2751, 3395, 4585, 4753, 5145, 6419, 10185, 12707, 13755, 14259, 19257, 23765, 32095, 33271, 38121, 44933, 63535, 71295, 88949, 96285, 99813, 134799, 166355, 190605, 224665, 266847, 444745, 499065, 622643, 673995, 1334235, 1867929, 3113215, 4358501, 9339645, 13075503, 21792505, 65377515]

約数ペア:

[(1, 65377515), (3, 21792505), (5, 13075503), (7, 9339645), (15, 4358501), (21, 3113215), (35, 1867929), (49, 1334235), (97, 673995), (105, 622643), (131, 499065), (147, 444745), (245, 266847), (291, 224665), (343, 190605), (393, 166355), (485, 134799), (655, 99813), (679, 96285), (735, 88949), (917, 71295), (1029, 63535), (1455, 44933), (1715, 38121), (1965, 33271), (2037, 32095), (2751, 23765), (3395, 19257), (4585, 14259), (4753, 13755), (5145, 12707), (6419, 10185)]