121219695

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 214812000

約数和(自身を除く): 93592305

約数列:

[1, 3, 5, 9, 15, 45, 101, 149, 179, 303, 447, 505, 537, 745, 895, 909, 1341, 1515, 1611, 2235, 2685, 4545, 6705, 8055, 15049, 18079, 26671, 45147, 54237, 75245, 80013, 90395, 133355, 135441, 162711, 225735, 240039, 271185, 400065, 677205, 813555, 1200195, 2693771, 8081313, 13468855, 24243939, 40406565, 121219695]

約数ペア:

[(1, 121219695), (3, 40406565), (5, 24243939), (9, 13468855), (15, 8081313), (45, 2693771), (101, 1200195), (149, 813555), (179, 677205), (303, 400065), (447, 271185), (505, 240039), (537, 225735), (745, 162711), (895, 135441), (909, 133355), (1341, 90395), (1515, 80013), (1611, 75245), (2235, 54237), (2685, 45147), (4545, 26671), (6705, 18079), (8055, 15049)]