73881171

素因数分解:

$3^2\times 7^4\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:310

約数の個数: 60

約数和(自身を含む): 134582448

約数和(自身を除く): 60701277

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 263, 273, 343, 441, 637, 789, 819, 1029, 1841, 1911, 2367, 2401, 3087, 3419, 4459, 5523, 5733, 7203, 10257, 12887, 13377, 16569, 21609, 23933, 30771, 31213, 38661, 40131, 71799, 90209, 93639, 115983, 167531, 215397, 270627, 280917, 502593, 631463, 811881, 1172717, 1507779, 1894389, 3518151, 5683167, 8209019, 10554453, 24627057, 73881171]

約数ペア:

[(1, 73881171), (3, 24627057), (7, 10554453), (9, 8209019), (13, 5683167), (21, 3518151), (39, 1894389), (49, 1507779), (63, 1172717), (91, 811881), (117, 631463), (147, 502593), (263, 280917), (273, 270627), (343, 215397), (441, 167531), (637, 115983), (789, 93639), (819, 90209), (1029, 71799), (1841, 40131), (1911, 38661), (2367, 31213), (2401, 30771), (3087, 23933), (3419, 21609), (4459, 16569), (5523, 13377), (5733, 12887), (7203, 10257)]