81841074

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{29}}^2\times {\mathrm{331}}^1$

素因数の和:408

約数の個数: 72

約数和(自身を含む): 197793648

約数和(自身を除く): 115952574

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 49, 58, 87, 98, 147, 174, 203, 294, 331, 406, 609, 662, 841, 993, 1218, 1421, 1682, 1986, 2317, 2523, 2842, 4263, 4634, 5046, 5887, 6951, 8526, 9599, 11774, 13902, 16219, 17661, 19198, 28797, 32438, 35322, 41209, 48657, 57594, 67193, 82418, 97314, 123627, 134386, 201579, 247254, 278371, 403158, 470351, 556742, 835113, 940702, 1411053, 1670226, 1948597, 2822106, 3897194, 5845791, 11691582, 13640179, 27280358, 40920537, 81841074]

約数ペア:

[(1, 81841074), (2, 40920537), (3, 27280358), (6, 13640179), (7, 11691582), (14, 5845791), (21, 3897194), (29, 2822106), (42, 1948597), (49, 1670226), (58, 1411053), (87, 940702), (98, 835113), (147, 556742), (174, 470351), (203, 403158), (294, 278371), (331, 247254), (406, 201579), (609, 134386), (662, 123627), (841, 97314), (993, 82418), (1218, 67193), (1421, 57594), (1682, 48657), (1986, 41209), (2317, 35322), (2523, 32438), (2842, 28797), (4263, 19198), (4634, 17661), (5046, 16219), (5887, 13902), (6951, 11774), (8526, 9599)]