391123764

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{1373}}^1$

素因数の和:1617

約数の個数: 72

約数和(自身を含む): 1018777032

約数和(自身を除く): 627653268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 193, 246, 369, 386, 492, 579, 738, 772, 1158, 1373, 1476, 1737, 2316, 2746, 3474, 4119, 5492, 6948, 7913, 8238, 12357, 15826, 16476, 23739, 24714, 31652, 47478, 49428, 56293, 71217, 94956, 112586, 142434, 168879, 225172, 264989, 284868, 337758, 506637, 529978, 675516, 794967, 1013274, 1059956, 1589934, 2026548, 2384901, 3179868, 4769802, 9539604, 10864549, 21729098, 32593647, 43458196, 65187294, 97780941, 130374588, 195561882, 391123764]

約数ペア:

[(1, 391123764), (2, 195561882), (3, 130374588), (4, 97780941), (6, 65187294), (9, 43458196), (12, 32593647), (18, 21729098), (36, 10864549), (41, 9539604), (82, 4769802), (123, 3179868), (164, 2384901), (193, 2026548), (246, 1589934), (369, 1059956), (386, 1013274), (492, 794967), (579, 675516), (738, 529978), (772, 506637), (1158, 337758), (1373, 284868), (1476, 264989), (1737, 225172), (2316, 168879), (2746, 142434), (3474, 112586), (4119, 94956), (5492, 71217), (6948, 56293), (7913, 49428), (8238, 47478), (12357, 31652), (15826, 24714), (16476, 23739)]