834111905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 1191407616

約数和(自身を除く): 357295711

約数列:

[1, 5, 11, 23, 37, 55, 71, 115, 185, 251, 253, 355, 407, 781, 851, 1255, 1265, 1633, 2035, 2627, 2761, 3905, 4255, 5773, 8165, 9287, 9361, 13135, 13805, 17821, 17963, 28865, 28897, 46435, 46805, 60421, 63503, 89105, 89815, 102157, 144485, 196031, 213601, 302105, 317515, 409883, 510785, 659377, 664631, 980155, 1068005, 2049415, 2349611, 3296885, 3323155, 4508713, 7253147, 11748055, 15165671, 22543565, 36265735, 75828355, 166822381, 834111905]

約数ペア:

[(1, 834111905), (5, 166822381), (11, 75828355), (23, 36265735), (37, 22543565), (55, 15165671), (71, 11748055), (115, 7253147), (185, 4508713), (251, 3323155), (253, 3296885), (355, 2349611), (407, 2049415), (781, 1068005), (851, 980155), (1255, 664631), (1265, 659377), (1633, 510785), (2035, 409883), (2627, 317515), (2761, 302105), (3905, 213601), (4255, 196031), (5773, 144485), (8165, 102157), (9287, 89815), (9361, 89105), (13135, 63503), (13805, 60421), (17821, 46805), (17963, 46435), (28865, 28897)]