20131488405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{369419}}^1$

素因数の和:369610

約数の個数: 48

約数和(自身を含む): 40110145920

約数和(自身を除く): 19978657515

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 173, 315, 519, 865, 1211, 1557, 2595, 3633, 6055, 7785, 10899, 18165, 54495, 369419, 1108257, 1847095, 2585933, 3324771, 5541285, 7757799, 12929665, 16623855, 23273397, 38788995, 63909487, 116366985, 191728461, 319547435, 447366409, 575185383, 958642305, 1342099227, 2236832045, 2875926915, 4026297681, 6710496135, 20131488405]

約数ペア:

[(1, 20131488405), (3, 6710496135), (5, 4026297681), (7, 2875926915), (9, 2236832045), (15, 1342099227), (21, 958642305), (35, 575185383), (45, 447366409), (63, 319547435), (105, 191728461), (173, 116366985), (315, 63909487), (519, 38788995), (865, 23273397), (1211, 16623855), (1557, 12929665), (2595, 7757799), (3633, 5541285), (6055, 3324771), (7785, 2585933), (10899, 1847095), (18165, 1108257), (54495, 369419)]