816697908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{241}}^1\times {\mathrm{557}}^1$

素因数の和:834

約数の個数: 108

約数和(自身を含む): 2248754508

約数和(自身を除く): 1432056600

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 241, 338, 468, 482, 507, 557, 676, 723, 964, 1014, 1114, 1446, 1521, 1671, 2028, 2169, 2228, 2892, 3042, 3133, 3342, 4338, 5013, 6084, 6266, 6684, 7241, 8676, 9399, 10026, 12532, 14482, 18798, 20052, 21723, 28197, 28964, 37596, 40729, 43446, 56394, 65169, 81458, 86892, 94133, 112788, 122187, 130338, 134237, 162916, 188266, 244374, 260676, 268474, 282399, 366561, 376532, 402711, 488748, 536948, 564798, 733122, 805422, 847197, 1129596, 1208133, 1466244, 1610844, 1694394, 1745081, 2416266, 3388788, 3490162, 4832532, 5235243, 6980324, 10470486, 15705729, 20940972, 22686053, 31411458, 45372106, 62822916, 68058159, 90744212, 136116318, 204174477, 272232636, 408348954, 816697908]

約数ペア:

[(1, 816697908), (2, 408348954), (3, 272232636), (4, 204174477), (6, 136116318), (9, 90744212), (12, 68058159), (13, 62822916), (18, 45372106), (26, 31411458), (36, 22686053), (39, 20940972), (52, 15705729), (78, 10470486), (117, 6980324), (156, 5235243), (169, 4832532), (234, 3490162), (241, 3388788), (338, 2416266), (468, 1745081), (482, 1694394), (507, 1610844), (557, 1466244), (676, 1208133), (723, 1129596), (964, 847197), (1014, 805422), (1114, 733122), (1446, 564798), (1521, 536948), (1671, 488748), (2028, 402711), (2169, 376532), (2228, 366561), (2892, 282399), (3042, 268474), (3133, 260676), (3342, 244374), (4338, 188266), (5013, 162916), (6084, 134237), (6266, 130338), (6684, 122187), (7241, 112788), (8676, 94133), (9399, 86892), (10026, 81458), (12532, 65169), (14482, 56394), (18798, 43446), (20052, 40729), (21723, 37596), (28197, 28964)]