2221492

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 5080320

約数和(自身を除く): 2858828

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 359, 364, 442, 476, 718, 884, 1436, 1547, 2513, 3094, 4667, 5026, 6103, 6188, 9334, 10052, 12206, 18668, 24412, 32669, 42721, 65338, 79339, 85442, 130676, 158678, 170884, 317356, 555373, 1110746, 2221492]

約数ペア:

[(1, 2221492), (2, 1110746), (4, 555373), (7, 317356), (13, 170884), (14, 158678), (17, 130676), (26, 85442), (28, 79339), (34, 65338), (52, 42721), (68, 32669), (91, 24412), (119, 18668), (182, 12206), (221, 10052), (238, 9334), (359, 6188), (364, 6103), (442, 5026), (476, 4667), (718, 3094), (884, 2513), (1436, 1547)]