1217320624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{42719}}^1$

素因数の和:42877

約数の個数: 40

約数和(自身を含む): 2558586240

約数和(自身を除く): 1341265616

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 137, 208, 274, 548, 1096, 1781, 2192, 3562, 7124, 14248, 28496, 42719, 85438, 170876, 341752, 555347, 683504, 1110694, 2221388, 4442776, 5852503, 8885552, 11705006, 23410012, 46820024, 76082539, 93640048, 152165078, 304330156, 608660312, 1217320624]

約数ペア:

[(1, 1217320624), (2, 608660312), (4, 304330156), (8, 152165078), (13, 93640048), (16, 76082539), (26, 46820024), (52, 23410012), (104, 11705006), (137, 8885552), (208, 5852503), (274, 4442776), (548, 2221388), (1096, 1110694), (1781, 683504), (2192, 555347), (3562, 341752), (7124, 170876), (14248, 85438), (28496, 42719)]