2918209868

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1\times {\mathrm{2297}}^1$

素因数の和:2499

約数の個数: 72

約数和(自身を含む): 6242140128

約数和(自身を除く): 3323930260

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 157, 238, 289, 314, 476, 578, 628, 1099, 1156, 2023, 2198, 2297, 2669, 4046, 4396, 4594, 5338, 8092, 9188, 10676, 16079, 18683, 32158, 37366, 39049, 45373, 64316, 74732, 78098, 90746, 156196, 181492, 273343, 317611, 360629, 546686, 635222, 663833, 721258, 1093372, 1270444, 1327666, 1442516, 2524403, 2655332, 4646831, 5048806, 6130693, 9293662, 10097612, 12261386, 18587324, 24522772, 42914851, 85829702, 104221781, 171659404, 208443562, 416887124, 729552467, 1459104934, 2918209868]

約数ペア:

[(1, 2918209868), (2, 1459104934), (4, 729552467), (7, 416887124), (14, 208443562), (17, 171659404), (28, 104221781), (34, 85829702), (68, 42914851), (119, 24522772), (157, 18587324), (238, 12261386), (289, 10097612), (314, 9293662), (476, 6130693), (578, 5048806), (628, 4646831), (1099, 2655332), (1156, 2524403), (2023, 1442516), (2198, 1327666), (2297, 1270444), (2669, 1093372), (4046, 721258), (4396, 663833), (4594, 635222), (5338, 546686), (8092, 360629), (9188, 317611), (10676, 273343), (16079, 181492), (18683, 156196), (32158, 90746), (37366, 78098), (39049, 74732), (45373, 64316)]