126957215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 200309760

約数和(自身を除く): 73352545

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 83, 137, 145, 203, 319, 385, 415, 581, 685, 913, 959, 1015, 1507, 1595, 2233, 2407, 2905, 3973, 4565, 4795, 6391, 7535, 10549, 11165, 11371, 12035, 16849, 19865, 26477, 27811, 31955, 43703, 52745, 56855, 79597, 84245, 125081, 132385, 139055, 185339, 218515, 305921, 329759, 397985, 625405, 875567, 926695, 1529605, 1648795, 2308313, 3627349, 4377835, 11541565, 18136745, 25391443, 126957215]

約数ペア:

[(1, 126957215), (5, 25391443), (7, 18136745), (11, 11541565), (29, 4377835), (35, 3627349), (55, 2308313), (77, 1648795), (83, 1529605), (137, 926695), (145, 875567), (203, 625405), (319, 397985), (385, 329759), (415, 305921), (581, 218515), (685, 185339), (913, 139055), (959, 132385), (1015, 125081), (1507, 84245), (1595, 79597), (2233, 56855), (2407, 52745), (2905, 43703), (3973, 31955), (4565, 27811), (4795, 26477), (6391, 19865), (7535, 16849), (10549, 12035), (11165, 11371)]