939103490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{787}}^1$

素因数の和:1011

約数の個数: 64

約数和(自身を含む): 1863437184

約数和(自身を除く): 924333694

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 137, 274, 335, 670, 685, 787, 871, 1370, 1574, 1742, 1781, 3562, 3935, 4355, 7870, 8710, 8905, 9179, 10231, 17810, 18358, 20462, 45895, 51155, 52729, 91790, 102310, 105458, 107819, 119327, 215638, 238654, 263645, 527290, 539095, 596635, 685477, 1078190, 1193270, 1370954, 1401647, 2803294, 3427385, 6854770, 7008235, 7223873, 14016470, 14447746, 36119365, 72238730, 93910349, 187820698, 469551745, 939103490]

約数ペア:

[(1, 939103490), (2, 469551745), (5, 187820698), (10, 93910349), (13, 72238730), (26, 36119365), (65, 14447746), (67, 14016470), (130, 7223873), (134, 7008235), (137, 6854770), (274, 3427385), (335, 2803294), (670, 1401647), (685, 1370954), (787, 1193270), (871, 1078190), (1370, 685477), (1574, 596635), (1742, 539095), (1781, 527290), (3562, 263645), (3935, 238654), (4355, 215638), (7870, 119327), (8710, 107819), (8905, 105458), (9179, 102310), (10231, 91790), (17810, 52729), (18358, 51155), (20462, 45895)]