78928318

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 72

約数和(自身を含む): 153235152

約数和(自身を除く): 74306834

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 49, 97, 98, 133, 161, 194, 266, 322, 361, 437, 679, 722, 874, 931, 1127, 1358, 1843, 1862, 2231, 2254, 2527, 3059, 3686, 4462, 4753, 5054, 6118, 8303, 9506, 12901, 15617, 16606, 17689, 21413, 25802, 31234, 35017, 35378, 42389, 42826, 58121, 70034, 84778, 90307, 109319, 116242, 180614, 218638, 245119, 296723, 406847, 490238, 593446, 805391, 813694, 1610782, 1715833, 2077061, 3431666, 4154122, 5637737, 11275474, 39464159, 78928318]

約数ペア:

[(1, 78928318), (2, 39464159), (7, 11275474), (14, 5637737), (19, 4154122), (23, 3431666), (38, 2077061), (46, 1715833), (49, 1610782), (97, 813694), (98, 805391), (133, 593446), (161, 490238), (194, 406847), (266, 296723), (322, 245119), (361, 218638), (437, 180614), (679, 116242), (722, 109319), (874, 90307), (931, 84778), (1127, 70034), (1358, 58121), (1843, 42826), (1862, 42389), (2231, 35378), (2254, 35017), (2527, 31234), (3059, 25802), (3686, 21413), (4462, 17689), (4753, 16606), (5054, 15617), (6118, 12901), (8303, 9506)]