81000306

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{8167}}^1$

素因数の和:8223

約数の個数: 48

約数和(自身を含む): 191131200

約数和(自身を除く): 110130894

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 57, 58, 87, 114, 171, 174, 261, 342, 522, 551, 1102, 1653, 3306, 4959, 8167, 9918, 16334, 24501, 49002, 73503, 147006, 155173, 236843, 310346, 465519, 473686, 710529, 931038, 1396557, 1421058, 2131587, 2793114, 4263174, 4500017, 9000034, 13500051, 27000102, 40500153, 81000306]

約数ペア:

[(1, 81000306), (2, 40500153), (3, 27000102), (6, 13500051), (9, 9000034), (18, 4500017), (19, 4263174), (29, 2793114), (38, 2131587), (57, 1421058), (58, 1396557), (87, 931038), (114, 710529), (171, 473686), (174, 465519), (261, 310346), (342, 236843), (522, 155173), (551, 147006), (1102, 73503), (1653, 49002), (3306, 24501), (4959, 16334), (8167, 9918)]