28922895

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 52127712

約数和(自身を除く): 23204817

約数列:

[1, 3, 5, 9, 15, 45, 53, 67, 159, 181, 201, 265, 335, 477, 543, 603, 795, 905, 1005, 1629, 2385, 2715, 3015, 3551, 8145, 9593, 10653, 12127, 17755, 28779, 31959, 36381, 47965, 53265, 60635, 86337, 109143, 143895, 159795, 181905, 431685, 545715, 642731, 1928193, 3213655, 5784579, 9640965, 28922895]

約数ペア:

[(1, 28922895), (3, 9640965), (5, 5784579), (9, 3213655), (15, 1928193), (45, 642731), (53, 545715), (67, 431685), (159, 181905), (181, 159795), (201, 143895), (265, 109143), (335, 86337), (477, 60635), (543, 53265), (603, 47965), (795, 36381), (905, 31959), (1005, 28779), (1629, 17755), (2385, 12127), (2715, 10653), (3015, 9593), (3551, 8145)]