998375014

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1447}}^1$

素因数の和:1709

約数の個数: 64

約数和(自身を含む): 1961680896

約数和(自身を除く): 963305882

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 223, 238, 442, 446, 1447, 1547, 1561, 2894, 2899, 3094, 3122, 3791, 5798, 7582, 10129, 18811, 20258, 20293, 24599, 26537, 37622, 40586, 49198, 49283, 53074, 98566, 131677, 172193, 263354, 319787, 322681, 344386, 344981, 639574, 645362, 689962, 2238509, 2258767, 4194853, 4477018, 4517534, 5485577, 8389706, 10971154, 29363971, 38399039, 58727942, 71312501, 76798078, 142625002, 499187507, 998375014]

約数ペア:

[(1, 998375014), (2, 499187507), (7, 142625002), (13, 76798078), (14, 71312501), (17, 58727942), (26, 38399039), (34, 29363971), (91, 10971154), (119, 8389706), (182, 5485577), (221, 4517534), (223, 4477018), (238, 4194853), (442, 2258767), (446, 2238509), (1447, 689962), (1547, 645362), (1561, 639574), (2894, 344981), (2899, 344386), (3094, 322681), (3122, 319787), (3791, 263354), (5798, 172193), (7582, 131677), (10129, 98566), (18811, 53074), (20258, 49283), (20293, 49198), (24599, 40586), (26537, 37622)]