311919426

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{997}}^1$

素因数の和:1216

約数の個数: 96

約数和(自身を含む): 836978688

約数和(自身を除く): 525059262

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 191, 234, 273, 382, 546, 573, 819, 997, 1146, 1337, 1638, 1719, 1994, 2483, 2674, 2991, 3438, 4011, 4966, 5982, 6979, 7449, 8022, 8973, 12033, 12961, 13958, 14898, 17381, 17946, 20937, 22347, 24066, 25922, 34762, 38883, 41874, 44694, 52143, 62811, 77766, 90727, 104286, 116649, 125622, 156429, 181454, 190427, 233298, 272181, 312858, 380854, 544362, 571281, 816543, 1142562, 1332989, 1633086, 1713843, 2475551, 2665978, 3427686, 3998967, 4951102, 7426653, 7997934, 11996901, 14853306, 17328857, 22279959, 23993802, 34657714, 44559918, 51986571, 103973142, 155959713, 311919426]

約数ペア:

[(1, 311919426), (2, 155959713), (3, 103973142), (6, 51986571), (7, 44559918), (9, 34657714), (13, 23993802), (14, 22279959), (18, 17328857), (21, 14853306), (26, 11996901), (39, 7997934), (42, 7426653), (63, 4951102), (78, 3998967), (91, 3427686), (117, 2665978), (126, 2475551), (182, 1713843), (191, 1633086), (234, 1332989), (273, 1142562), (382, 816543), (546, 571281), (573, 544362), (819, 380854), (997, 312858), (1146, 272181), (1337, 233298), (1638, 190427), (1719, 181454), (1994, 156429), (2483, 125622), (2674, 116649), (2991, 104286), (3438, 90727), (4011, 77766), (4966, 62811), (5982, 52143), (6979, 44694), (7449, 41874), (8022, 38883), (8973, 34762), (12033, 25922), (12961, 24066), (13958, 22347), (14898, 20937), (17381, 17946)]