172889418

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{563}}^1$

素因数の和:739

約数の個数: 64

約数和(自身を含む): 388104192

約数和(自身を除く): 215214774

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 127, 186, 254, 381, 403, 563, 762, 806, 1126, 1209, 1651, 1689, 2418, 3302, 3378, 3937, 4953, 7319, 7874, 9906, 11811, 14638, 17453, 21957, 23622, 34906, 43914, 51181, 52359, 71501, 102362, 104718, 143002, 153543, 214503, 226889, 307086, 429006, 453778, 680667, 929513, 1361334, 1859026, 2216531, 2788539, 4433062, 5577078, 6649593, 13299186, 28814903, 57629806, 86444709, 172889418]

約数ペア:

[(1, 172889418), (2, 86444709), (3, 57629806), (6, 28814903), (13, 13299186), (26, 6649593), (31, 5577078), (39, 4433062), (62, 2788539), (78, 2216531), (93, 1859026), (127, 1361334), (186, 929513), (254, 680667), (381, 453778), (403, 429006), (563, 307086), (762, 226889), (806, 214503), (1126, 153543), (1209, 143002), (1651, 104718), (1689, 102362), (2418, 71501), (3302, 52359), (3378, 51181), (3937, 43914), (4953, 34906), (7319, 23622), (7874, 21957), (9906, 17453), (11811, 14638)]