81113318

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:138

約数の個数: 96

約数和(自身を含む): 160876800

約数和(自身を除く): 79763482

約数列:

[1, 2, 11, 13, 19, 22, 23, 26, 38, 46, 59, 118, 121, 143, 209, 242, 247, 253, 286, 299, 418, 437, 494, 506, 598, 649, 767, 874, 1121, 1298, 1357, 1534, 1573, 2242, 2299, 2714, 2717, 2783, 3146, 3289, 4598, 4807, 5434, 5566, 5681, 6578, 7139, 8437, 9614, 11362, 12331, 14278, 14573, 14927, 16874, 17641, 24662, 25783, 29146, 29854, 29887, 35282, 36179, 51566, 52877, 59774, 62491, 72358, 92807, 105754, 124982, 135641, 160303, 164197, 185614, 194051, 271282, 283613, 320606, 328394, 335179, 388102, 567226, 670358, 687401, 1374802, 1763333, 2134561, 3119743, 3526666, 3686969, 4269122, 6239486, 7373938, 40556659, 81113318]

約数ペア:

[(1, 81113318), (2, 40556659), (11, 7373938), (13, 6239486), (19, 4269122), (22, 3686969), (23, 3526666), (26, 3119743), (38, 2134561), (46, 1763333), (59, 1374802), (118, 687401), (121, 670358), (143, 567226), (209, 388102), (242, 335179), (247, 328394), (253, 320606), (286, 283613), (299, 271282), (418, 194051), (437, 185614), (494, 164197), (506, 160303), (598, 135641), (649, 124982), (767, 105754), (874, 92807), (1121, 72358), (1298, 62491), (1357, 59774), (1534, 52877), (1573, 51566), (2242, 36179), (2299, 35282), (2714, 29887), (2717, 29854), (2783, 29146), (3146, 25783), (3289, 24662), (4598, 17641), (4807, 16874), (5434, 14927), (5566, 14573), (5681, 14278), (6578, 12331), (7139, 11362), (8437, 9614)]