291239055

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 514594080

約数和(自身を除く): 223355025

約数列:

[1, 3, 5, 9, 15, 45, 101, 139, 303, 417, 461, 505, 695, 909, 1251, 1383, 1515, 2085, 2305, 4149, 4545, 6255, 6915, 14039, 20745, 42117, 46561, 64079, 70195, 126351, 139683, 192237, 210585, 232805, 320395, 419049, 576711, 631755, 698415, 961185, 2095245, 2883555, 6471979, 19415937, 32359895, 58247811, 97079685, 291239055]

約数ペア:

[(1, 291239055), (3, 97079685), (5, 58247811), (9, 32359895), (15, 19415937), (45, 6471979), (101, 2883555), (139, 2095245), (303, 961185), (417, 698415), (461, 631755), (505, 576711), (695, 419049), (909, 320395), (1251, 232805), (1383, 210585), (1515, 192237), (2085, 139683), (2305, 126351), (4149, 70195), (4545, 64079), (6255, 46561), (6915, 42117), (14039, 20745)]