2121330278

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 3626726400

約数和(自身を除く): 1505396122

約数列:

[1, 2, 17, 19, 34, 38, 79, 158, 197, 211, 323, 394, 422, 646, 1343, 1501, 2686, 3002, 3349, 3587, 3743, 4009, 6698, 7174, 7486, 8018, 15563, 16669, 25517, 31126, 33338, 41567, 51034, 63631, 68153, 83134, 127262, 136306, 264571, 283373, 295697, 316711, 529142, 566746, 591394, 633422, 706639, 789773, 1413278, 1579546, 3283793, 5026849, 5384087, 6567586, 10053698, 10768174, 13426141, 26852282, 55824481, 62392067, 111648962, 124784134, 1060665139, 2121330278]

約数ペア:

[(1, 2121330278), (2, 1060665139), (17, 124784134), (19, 111648962), (34, 62392067), (38, 55824481), (79, 26852282), (158, 13426141), (197, 10768174), (211, 10053698), (323, 6567586), (394, 5384087), (422, 5026849), (646, 3283793), (1343, 1579546), (1501, 1413278), (2686, 789773), (3002, 706639), (3349, 633422), (3587, 591394), (3743, 566746), (4009, 529142), (6698, 316711), (7174, 295697), (7486, 283373), (8018, 264571), (15563, 136306), (16669, 127262), (25517, 83134), (31126, 68153), (33338, 63631), (41567, 51034)]