71345428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5387}}^1$

素因数の和:5452

約数の個数: 48

約数和(自身を含む): 159312384

約数和(自身を除く): 87966956

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 301, 308, 473, 602, 946, 1204, 1892, 3311, 5387, 6622, 10774, 13244, 21548, 37709, 59257, 75418, 118514, 150836, 231641, 237028, 414799, 463282, 829598, 926564, 1621487, 1659196, 2548051, 3242974, 5096102, 6485948, 10192204, 17836357, 35672714, 71345428]

約数ペア:

[(1, 71345428), (2, 35672714), (4, 17836357), (7, 10192204), (11, 6485948), (14, 5096102), (22, 3242974), (28, 2548051), (43, 1659196), (44, 1621487), (77, 926564), (86, 829598), (154, 463282), (172, 414799), (301, 237028), (308, 231641), (473, 150836), (602, 118514), (946, 75418), (1204, 59257), (1892, 37709), (3311, 21548), (5387, 13244), (6622, 10774)]