243008775

素因数分解:

$3^3\times 5^2\times {\mathrm{173}}^1\times {\mathrm{2081}}^1$

素因数の和:2273

約数の個数: 48

約数和(自身を含む): 449212320

約数和(自身を除く): 206203545

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 173, 225, 519, 675, 865, 1557, 2081, 2595, 4325, 4671, 6243, 7785, 10405, 12975, 18729, 23355, 31215, 38925, 52025, 56187, 93645, 116775, 156075, 280935, 360013, 468225, 1080039, 1404675, 1800065, 3240117, 5400195, 9000325, 9720351, 16200585, 27000975, 48601755, 81002925, 243008775]

約数ペア:

[(1, 243008775), (3, 81002925), (5, 48601755), (9, 27000975), (15, 16200585), (25, 9720351), (27, 9000325), (45, 5400195), (75, 3240117), (135, 1800065), (173, 1404675), (225, 1080039), (519, 468225), (675, 360013), (865, 280935), (1557, 156075), (2081, 116775), (2595, 93645), (4325, 56187), (4671, 52025), (6243, 38925), (7785, 31215), (10405, 23355), (12975, 18729)]