817897248

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{405703}}^1$

素因数の和:405726

約数の個数: 72

約数和(自身を含む): 2658172608

約数和(自身を除く): 1840275360

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 405703, 811406, 1217109, 1622812, 2434218, 2839921, 3245624, 3651327, 4868436, 5679842, 6491248, 7302654, 8519763, 9736872, 11359684, 12982496, 14605308, 17039526, 19473744, 22719368, 25559289, 29210616, 34079052, 38947488, 45438736, 51118578, 58421232, 68158104, 90877472, 102237156, 116842464, 136316208, 204474312, 272632416, 408948624, 817897248]

約数ペア:

[(1, 817897248), (2, 408948624), (3, 272632416), (4, 204474312), (6, 136316208), (7, 116842464), (8, 102237156), (9, 90877472), (12, 68158104), (14, 58421232), (16, 51118578), (18, 45438736), (21, 38947488), (24, 34079052), (28, 29210616), (32, 25559289), (36, 22719368), (42, 19473744), (48, 17039526), (56, 14605308), (63, 12982496), (72, 11359684), (84, 9736872), (96, 8519763), (112, 7302654), (126, 6491248), (144, 5679842), (168, 4868436), (224, 3651327), (252, 3245624), (288, 2839921), (336, 2434218), (504, 1622812), (672, 1217109), (1008, 811406), (2016, 405703)]