31379670

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{16603}}^1$

素因数の和:16626

約数の個数: 64

約数和(自身を含む): 95639040

約数和(自身を除く): 64259370

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 16603, 33206, 49809, 83015, 99618, 116221, 149427, 166030, 232442, 249045, 298854, 348663, 448281, 498090, 581105, 697326, 747135, 896562, 1045989, 1162210, 1494270, 1743315, 2091978, 2241405, 3137967, 3486630, 4482810, 5229945, 6275934, 10459890, 15689835, 31379670]

約数ペア:

[(1, 31379670), (2, 15689835), (3, 10459890), (5, 6275934), (6, 5229945), (7, 4482810), (9, 3486630), (10, 3137967), (14, 2241405), (15, 2091978), (18, 1743315), (21, 1494270), (27, 1162210), (30, 1045989), (35, 896562), (42, 747135), (45, 697326), (54, 581105), (63, 498090), (70, 448281), (90, 348663), (105, 298854), (126, 249045), (135, 232442), (189, 166030), (210, 149427), (270, 116221), (315, 99618), (378, 83015), (630, 49809), (945, 33206), (1890, 16603)]