18068325

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^3\times {\mathrm{181}}^1$

素因数の和:227

約数の個数: 48

約数和(自身を含む): 33039552

約数和(自身を除く): 14971227

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 165, 181, 275, 363, 543, 605, 825, 905, 1331, 1815, 1991, 2715, 3025, 3993, 4525, 5973, 6655, 9075, 9955, 13575, 19965, 21901, 29865, 33275, 49775, 65703, 99825, 109505, 149325, 240911, 328515, 547525, 722733, 1204555, 1642575, 3613665, 6022775, 18068325]

約数ペア:

[(1, 18068325), (3, 6022775), (5, 3613665), (11, 1642575), (15, 1204555), (25, 722733), (33, 547525), (55, 328515), (75, 240911), (121, 149325), (165, 109505), (181, 99825), (275, 65703), (363, 49775), (543, 33275), (605, 29865), (825, 21901), (905, 19965), (1331, 13575), (1815, 9955), (1991, 9075), (2715, 6655), (3025, 5973), (3993, 4525)]