30978493

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 43013376

約数和(自身を除く): 12034883

約数列:

[1, 7, 13, 19, 23, 41, 91, 133, 161, 247, 287, 299, 361, 437, 533, 779, 943, 1729, 2093, 2527, 3059, 3731, 4693, 5453, 5681, 6601, 8303, 10127, 12259, 14801, 17917, 32851, 39767, 58121, 70889, 85813, 103607, 107939, 125419, 192413, 232921, 340423, 755573, 1346891, 1630447, 2382961, 4425499, 30978493]

約数ペア:

[(1, 30978493), (7, 4425499), (13, 2382961), (19, 1630447), (23, 1346891), (41, 755573), (91, 340423), (133, 232921), (161, 192413), (247, 125419), (287, 107939), (299, 103607), (361, 85813), (437, 70889), (533, 58121), (779, 39767), (943, 32851), (1729, 17917), (2093, 14801), (2527, 12259), (3059, 10127), (3731, 8303), (4693, 6601), (5453, 5681)]