15207165

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 28005120

約数和(自身を除く): 12797955

約数列:

[1, 3, 5, 9, 15, 29, 43, 45, 87, 129, 145, 215, 261, 271, 387, 435, 645, 813, 1247, 1305, 1355, 1935, 2439, 3741, 4065, 6235, 7859, 11223, 11653, 12195, 18705, 23577, 34959, 39295, 56115, 58265, 70731, 104877, 117885, 174795, 337937, 353655, 524385, 1013811, 1689685, 3041433, 5069055, 15207165]

約数ペア:

[(1, 15207165), (3, 5069055), (5, 3041433), (9, 1689685), (15, 1013811), (29, 524385), (43, 353655), (45, 337937), (87, 174795), (129, 117885), (145, 104877), (215, 70731), (261, 58265), (271, 56115), (387, 39295), (435, 34959), (645, 23577), (813, 18705), (1247, 12195), (1305, 11653), (1355, 11223), (1935, 7859), (2439, 6235), (3741, 4065)]