3971497730

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{143947}}^1$

素因数の和:144074

約数の個数: 32

約数和(自身を含む): 7462264320

約数和(自身を除く): 3490766590

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 2759, 5518, 13795, 27590, 143947, 287894, 719735, 1439470, 4462357, 8924714, 12811283, 22311785, 25622566, 44623570, 64056415, 128112830, 397149773, 794299546, 1985748865, 3971497730]

約数ペア:

[(1, 3971497730), (2, 1985748865), (5, 794299546), (10, 397149773), (31, 128112830), (62, 64056415), (89, 44623570), (155, 25622566), (178, 22311785), (310, 12811283), (445, 8924714), (890, 4462357), (2759, 1439470), (5518, 719735), (13795, 287894), (27590, 143947)]