891221331

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{617}}^1$

素因数の和:701

約数の個数: 96

約数和(自身を含む): 1650267648

約数和(自身を除く): 759046317

約数列:

[1, 3, 7, 11, 13, 21, 33, 37, 39, 77, 91, 111, 143, 169, 231, 259, 273, 407, 429, 481, 507, 617, 777, 1001, 1183, 1221, 1443, 1851, 1859, 2849, 3003, 3367, 3549, 4319, 5291, 5577, 6253, 6787, 8021, 8547, 10101, 12957, 13013, 15873, 18759, 20361, 22829, 24063, 37037, 39039, 43771, 47509, 56147, 68487, 68783, 88231, 104273, 111111, 131313, 142527, 159803, 168441, 206349, 251119, 264693, 296777, 312819, 479409, 481481, 617617, 729911, 753357, 890331, 1147003, 1444443, 1757833, 1852851, 2077439, 2189733, 3264547, 3441009, 3858101, 5273499, 6232317, 8029021, 9793641, 11574303, 22851829, 24087063, 27006707, 42439111, 68555487, 81020121, 127317333, 297073777, 891221331]

約数ペア:

[(1, 891221331), (3, 297073777), (7, 127317333), (11, 81020121), (13, 68555487), (21, 42439111), (33, 27006707), (37, 24087063), (39, 22851829), (77, 11574303), (91, 9793641), (111, 8029021), (143, 6232317), (169, 5273499), (231, 3858101), (259, 3441009), (273, 3264547), (407, 2189733), (429, 2077439), (481, 1852851), (507, 1757833), (617, 1444443), (777, 1147003), (1001, 890331), (1183, 753357), (1221, 729911), (1443, 617617), (1851, 481481), (1859, 479409), (2849, 312819), (3003, 296777), (3367, 264693), (3549, 251119), (4319, 206349), (5291, 168441), (5577, 159803), (6253, 142527), (6787, 131313), (8021, 111111), (8547, 104273), (10101, 88231), (12957, 68783), (13013, 68487), (15873, 56147), (18759, 47509), (20361, 43771), (22829, 39039), (24063, 37037)]