489690873

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{38671}}^1$

素因数の和:38754

約数の個数: 32

約数和(自身を含む): 841502720

約数和(自身を除く): 351811847

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1809, 4221, 12663, 38671, 116013, 270697, 348039, 812091, 1044117, 2436273, 2590957, 7308819, 7772871, 18136699, 23318613, 54410097, 69955839, 163230291, 489690873]

約数ペア:

[(1, 489690873), (3, 163230291), (7, 69955839), (9, 54410097), (21, 23318613), (27, 18136699), (63, 7772871), (67, 7308819), (189, 2590957), (201, 2436273), (469, 1044117), (603, 812091), (1407, 348039), (1809, 270697), (4221, 116013), (12663, 38671)]