81233412

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30631}}^1$

素因数の和:30668

約数の個数: 48

約数和(自身を含む): 216139392

約数和(自身を除く): 134905980

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 30631, 61262, 91893, 122524, 183786, 367572, 398203, 520727, 796406, 1041454, 1194609, 1562181, 1592812, 2082908, 2389218, 3124362, 4778436, 6248724, 6769451, 13538902, 20308353, 27077804, 40616706, 81233412]

約数ペア:

[(1, 81233412), (2, 40616706), (3, 27077804), (4, 20308353), (6, 13538902), (12, 6769451), (13, 6248724), (17, 4778436), (26, 3124362), (34, 2389218), (39, 2082908), (51, 1592812), (52, 1562181), (68, 1194609), (78, 1041454), (102, 796406), (156, 520727), (204, 398203), (221, 367572), (442, 183786), (663, 122524), (884, 91893), (1326, 61262), (2652, 30631)]