245313117

素因数分解:

$3^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4973}}^1$

素因数の和:5024

約数の個数: 48

約数和(自身を含む): 434528640

約数和(自身を除く): 189215523

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 243, 261, 567, 609, 783, 1701, 1827, 2349, 4973, 5481, 7047, 14919, 16443, 34811, 44757, 49329, 104433, 134271, 144217, 313299, 402813, 432651, 939897, 1009519, 1208439, 1297953, 2819691, 3028557, 3893859, 8459073, 9085671, 11681577, 27257013, 35044731, 81771039, 245313117]

約数ペア:

[(1, 245313117), (3, 81771039), (7, 35044731), (9, 27257013), (21, 11681577), (27, 9085671), (29, 8459073), (63, 3893859), (81, 3028557), (87, 2819691), (189, 1297953), (203, 1208439), (243, 1009519), (261, 939897), (567, 432651), (609, 402813), (783, 313299), (1701, 144217), (1827, 134271), (2349, 104433), (4973, 49329), (5481, 44757), (7047, 34811), (14919, 16443)]