890443036

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{16217}}^1$

素因数の和:16318

約数の個数: 48

約数和(自身を含む): 1863642816

約数和(自身を除く): 973199780

約数列:

[1, 2, 4, 7, 14, 28, 37, 53, 74, 106, 148, 212, 259, 371, 518, 742, 1036, 1484, 1961, 3922, 7844, 13727, 16217, 27454, 32434, 54908, 64868, 113519, 227038, 454076, 600029, 859501, 1200058, 1719002, 2400116, 3438004, 4200203, 6016507, 8400406, 12033014, 16800812, 24066028, 31801537, 63603074, 127206148, 222610759, 445221518, 890443036]

約数ペア:

[(1, 890443036), (2, 445221518), (4, 222610759), (7, 127206148), (14, 63603074), (28, 31801537), (37, 24066028), (53, 16800812), (74, 12033014), (106, 8400406), (148, 6016507), (212, 4200203), (259, 3438004), (371, 2400116), (518, 1719002), (742, 1200058), (1036, 859501), (1484, 600029), (1961, 454076), (3922, 227038), (7844, 113519), (13727, 64868), (16217, 54908), (27454, 32434)]