1215730299

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{461}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 2011806720

約数和(自身を除く): 796076421

約数列:

[1, 3, 7, 17, 21, 51, 83, 89, 119, 249, 267, 357, 461, 581, 623, 1383, 1411, 1513, 1743, 1869, 3227, 4233, 4539, 7387, 7837, 9681, 9877, 10591, 22161, 23511, 29631, 31773, 38263, 41029, 51709, 54859, 114789, 123087, 125579, 155127, 164577, 267841, 287203, 376737, 650471, 697493, 803523, 861609, 879053, 1951413, 2092479, 2637159, 3405407, 4553297, 4882451, 10216221, 13659891, 14647353, 23837849, 57891919, 71513547, 173675757, 405243433, 1215730299]

約数ペア:

[(1, 1215730299), (3, 405243433), (7, 173675757), (17, 71513547), (21, 57891919), (51, 23837849), (83, 14647353), (89, 13659891), (119, 10216221), (249, 4882451), (267, 4553297), (357, 3405407), (461, 2637159), (581, 2092479), (623, 1951413), (1383, 879053), (1411, 861609), (1513, 803523), (1743, 697493), (1869, 650471), (3227, 376737), (4233, 287203), (4539, 267841), (7387, 164577), (7837, 155127), (9681, 125579), (9877, 123087), (10591, 114789), (22161, 54859), (23511, 51709), (29631, 41029), (31773, 38263)]