28882737

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 47943168

約数和(自身を除く): 19060431

約数列:

[1, 3, 9, 13, 27, 39, 41, 81, 117, 123, 223, 243, 351, 369, 533, 669, 1053, 1107, 1599, 2007, 2899, 3159, 3321, 4797, 6021, 8697, 9143, 9963, 14391, 18063, 26091, 27429, 43173, 54189, 78273, 82287, 118859, 129519, 234819, 246861, 356577, 704457, 740583, 1069731, 2221749, 3209193, 9627579, 28882737]

約数ペア:

[(1, 28882737), (3, 9627579), (9, 3209193), (13, 2221749), (27, 1069731), (39, 740583), (41, 704457), (81, 356577), (117, 246861), (123, 234819), (223, 129519), (243, 118859), (351, 82287), (369, 78273), (533, 54189), (669, 43173), (1053, 27429), (1107, 26091), (1599, 18063), (2007, 14391), (2899, 9963), (3159, 9143), (3321, 8697), (4797, 6021)]