71966270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{2447}}^1$

素因数の和:2644

約数の個数: 32

約数和(自身を含む): 138008448

約数和(自身を除く): 66042178

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 173, 346, 865, 1730, 2447, 2941, 4894, 5882, 12235, 14705, 24470, 29410, 41599, 83198, 207995, 415990, 423331, 846662, 2116655, 4233310, 7196627, 14393254, 35983135, 71966270]

約数ペア:

[(1, 71966270), (2, 35983135), (5, 14393254), (10, 7196627), (17, 4233310), (34, 2116655), (85, 846662), (170, 423331), (173, 415990), (346, 207995), (865, 83198), (1730, 41599), (2447, 29410), (2941, 24470), (4894, 14705), (5882, 12235)]