127978796

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{2971}}^1$

素因数の和:3086

約数の個数: 36

約数和(自身を含む): 249023880

約数和(自身を除く): 121045084

約数列:

[1, 2, 4, 11, 22, 44, 89, 121, 178, 242, 356, 484, 979, 1958, 2971, 3916, 5942, 10769, 11884, 21538, 32681, 43076, 65362, 130724, 264419, 359491, 528838, 718982, 1057676, 1437964, 2908609, 5817218, 11634436, 31994699, 63989398, 127978796]

約数ペア:

[(1, 127978796), (2, 63989398), (4, 31994699), (11, 11634436), (22, 5817218), (44, 2908609), (89, 1437964), (121, 1057676), (178, 718982), (242, 528838), (356, 359491), (484, 264419), (979, 130724), (1958, 65362), (2971, 43076), (3916, 32681), (5942, 21538), (10769, 11884)]