538664516

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2467}}^1$

素因数の和:2533

約数の個数: 72

約数和(自身を含む): 1138142880

約数和(自身を除く): 599478364

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 169, 221, 247, 323, 338, 442, 494, 646, 676, 884, 988, 1292, 2467, 2873, 3211, 4199, 4934, 5746, 6422, 8398, 9868, 11492, 12844, 16796, 32071, 41939, 46873, 54587, 64142, 83878, 93746, 109174, 128284, 167756, 187492, 218348, 416923, 545207, 609349, 796841, 833846, 1090414, 1218698, 1593682, 1667692, 2180828, 2437396, 3187364, 7087691, 7921537, 10358933, 14175382, 15843074, 20717866, 28350764, 31686148, 41435732, 134666129, 269332258, 538664516]

約数ペア:

[(1, 538664516), (2, 269332258), (4, 134666129), (13, 41435732), (17, 31686148), (19, 28350764), (26, 20717866), (34, 15843074), (38, 14175382), (52, 10358933), (68, 7921537), (76, 7087691), (169, 3187364), (221, 2437396), (247, 2180828), (323, 1667692), (338, 1593682), (442, 1218698), (494, 1090414), (646, 833846), (676, 796841), (884, 609349), (988, 545207), (1292, 416923), (2467, 218348), (2873, 187492), (3211, 167756), (4199, 128284), (4934, 109174), (5746, 93746), (6422, 83878), (8398, 64142), (9868, 54587), (11492, 46873), (12844, 41939), (16796, 32071)]