71971011

素因数分解:

$3^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1459}}^1$

素因数の和:1510

約数の個数: 48

約数和(自身を含む): 127545600

約数和(自身を除く): 55574589

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 243, 261, 567, 609, 783, 1459, 1701, 1827, 2349, 4377, 5481, 7047, 10213, 13131, 16443, 30639, 39393, 42311, 49329, 91917, 118179, 126933, 275751, 296177, 354537, 380799, 827253, 888531, 1142397, 2481759, 2665593, 3427191, 7996779, 10281573, 23990337, 71971011]

約数ペア:

[(1, 71971011), (3, 23990337), (7, 10281573), (9, 7996779), (21, 3427191), (27, 2665593), (29, 2481759), (63, 1142397), (81, 888531), (87, 827253), (189, 380799), (203, 354537), (243, 296177), (261, 275751), (567, 126933), (609, 118179), (783, 91917), (1459, 49329), (1701, 42311), (1827, 39393), (2349, 30639), (4377, 16443), (5481, 13131), (7047, 10213)]