319994402

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{139}}^2$

素因数の和:320

約数の個数: 54

約数和(自身を含む): 608993073

約数和(自身を除く): 288998671

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 139, 169, 182, 278, 338, 637, 973, 1183, 1274, 1807, 1946, 2366, 3614, 6811, 8281, 12649, 13622, 16562, 19321, 23491, 25298, 38642, 46982, 88543, 135247, 164437, 177086, 251173, 270494, 328874, 502346, 946729, 1151059, 1758211, 1893458, 2302118, 3265249, 3516422, 6530498, 12307477, 22856743, 24614954, 45713486, 159997201, 319994402]

約数ペア:

[(1, 319994402), (2, 159997201), (7, 45713486), (13, 24614954), (14, 22856743), (26, 12307477), (49, 6530498), (91, 3516422), (98, 3265249), (139, 2302118), (169, 1893458), (182, 1758211), (278, 1151059), (338, 946729), (637, 502346), (973, 328874), (1183, 270494), (1274, 251173), (1807, 177086), (1946, 164437), (2366, 135247), (3614, 88543), (6811, 46982), (8281, 38642), (12649, 25298), (13622, 23491), (16562, 19321)]