161675142

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 358110720

約数和(自身を除く): 196435578

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 197, 313, 394, 437, 591, 626, 874, 939, 1182, 1311, 1878, 2622, 3743, 4531, 5947, 7199, 7486, 9062, 11229, 11894, 13593, 14398, 17841, 21597, 22458, 27186, 35682, 43194, 61661, 86089, 123322, 136781, 172178, 184983, 258267, 273562, 369966, 410343, 516534, 820686, 1171559, 1418203, 2343118, 2836406, 3514677, 4254609, 7029354, 8509218, 26945857, 53891714, 80837571, 161675142]

約数ペア:

[(1, 161675142), (2, 80837571), (3, 53891714), (6, 26945857), (19, 8509218), (23, 7029354), (38, 4254609), (46, 3514677), (57, 2836406), (69, 2343118), (114, 1418203), (138, 1171559), (197, 820686), (313, 516534), (394, 410343), (437, 369966), (591, 273562), (626, 258267), (874, 184983), (939, 172178), (1182, 136781), (1311, 123322), (1878, 86089), (2622, 61661), (3743, 43194), (4531, 35682), (5947, 27186), (7199, 22458), (7486, 21597), (9062, 17841), (11229, 14398), (11894, 13593)]