20169135

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{3049}}^1$

素因数の和:3077

約数の個数: 48

約数和(自身を含む): 41724000

約数和(自身を除く): 21554865

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 3049, 6615, 9147, 15245, 21343, 27441, 45735, 64029, 82323, 106715, 137205, 149401, 192087, 320145, 411615, 448203, 576261, 747005, 960435, 1344609, 2241015, 2881305, 4033827, 6723045, 20169135]

約数ペア:

[(1, 20169135), (3, 6723045), (5, 4033827), (7, 2881305), (9, 2241015), (15, 1344609), (21, 960435), (27, 747005), (35, 576261), (45, 448203), (49, 411615), (63, 320145), (105, 192087), (135, 149401), (147, 137205), (189, 106715), (245, 82323), (315, 64029), (441, 45735), (735, 27441), (945, 21343), (1323, 15245), (2205, 9147), (3049, 6615)]