28157543997

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{5039}}^1\times {\mathrm{5839}}^1$

素因数の和:10921

約数の個数: 32

約数和(自身を含む): 42384384000

約数和(自身を除く): 14226840003

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 5039, 5839, 15117, 17517, 55429, 64229, 146131, 166287, 169331, 192687, 438393, 507993, 1607441, 1862641, 4822323, 5587923, 29422721, 88268163, 323649931, 853258909, 970949793, 2559776727, 9385847999, 28157543997]

約数ペア:

[(1, 28157543997), (3, 9385847999), (11, 2559776727), (29, 970949793), (33, 853258909), (87, 323649931), (319, 88268163), (957, 29422721), (5039, 5587923), (5839, 4822323), (15117, 1862641), (17517, 1607441), (55429, 507993), (64229, 438393), (146131, 192687), (166287, 169331)]