28118922

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 64834560

約数和(自身を除く): 36715638

約数列:

[1, 2, 3, 6, 13, 26, 29, 31, 39, 58, 62, 78, 87, 93, 174, 186, 377, 401, 403, 754, 802, 806, 899, 1131, 1203, 1209, 1798, 2262, 2406, 2418, 2697, 5213, 5394, 10426, 11629, 11687, 12431, 15639, 23258, 23374, 24862, 31278, 34887, 35061, 37293, 69774, 70122, 74586, 151177, 161603, 302354, 323206, 360499, 453531, 484809, 720998, 907062, 969618, 1081497, 2162994, 4686487, 9372974, 14059461, 28118922]

約数ペア:

[(1, 28118922), (2, 14059461), (3, 9372974), (6, 4686487), (13, 2162994), (26, 1081497), (29, 969618), (31, 907062), (39, 720998), (58, 484809), (62, 453531), (78, 360499), (87, 323206), (93, 302354), (174, 161603), (186, 151177), (377, 74586), (401, 70122), (403, 69774), (754, 37293), (802, 35061), (806, 34887), (899, 31278), (1131, 24862), (1203, 23374), (1209, 23258), (1798, 15639), (2262, 12431), (2406, 11687), (2418, 11629), (2697, 10426), (5213, 5394)]