245417844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{21019}}^1$

素因数の和:21172

約数の個数: 48

約数和(自身を含む): 659187200

約数和(自身を除く): 413769356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 139, 278, 417, 556, 834, 973, 1668, 1946, 2919, 3892, 5838, 11676, 21019, 42038, 63057, 84076, 126114, 147133, 252228, 294266, 441399, 588532, 882798, 1765596, 2921641, 5843282, 8764923, 11686564, 17529846, 20451487, 35059692, 40902974, 61354461, 81805948, 122708922, 245417844]

約数ペア:

[(1, 245417844), (2, 122708922), (3, 81805948), (4, 61354461), (6, 40902974), (7, 35059692), (12, 20451487), (14, 17529846), (21, 11686564), (28, 8764923), (42, 5843282), (84, 2921641), (139, 1765596), (278, 882798), (417, 588532), (556, 441399), (834, 294266), (973, 252228), (1668, 147133), (1946, 126114), (2919, 84076), (3892, 63057), (5838, 42038), (11676, 21019)]