57181761

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2$

素因数の和:120

約数の個数: 96

約数和(自身を含む): 113460480

約数和(自身を除く): 56278719

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 37, 39, 51, 63, 91, 111, 117, 119, 153, 189, 221, 259, 273, 333, 351, 357, 459, 481, 629, 663, 777, 819, 999, 1071, 1369, 1443, 1547, 1887, 1989, 2331, 2457, 3213, 3367, 4107, 4329, 4403, 4641, 5661, 5967, 6993, 8177, 9583, 10101, 12321, 12987, 13209, 13923, 16983, 17797, 23273, 24531, 28749, 30303, 36963, 39627, 41769, 53391, 57239, 69819, 73593, 86247, 90909, 118881, 124579, 160173, 162911, 171717, 209457, 220779, 258741, 302549, 373737, 480519, 488733, 515151, 628371, 907647, 1121211, 1466199, 1545453, 2117843, 2722941, 3363633, 4398597, 6353529, 8168823, 19060587, 57181761]

約数ペア:

[(1, 57181761), (3, 19060587), (7, 8168823), (9, 6353529), (13, 4398597), (17, 3363633), (21, 2722941), (27, 2117843), (37, 1545453), (39, 1466199), (51, 1121211), (63, 907647), (91, 628371), (111, 515151), (117, 488733), (119, 480519), (153, 373737), (189, 302549), (221, 258741), (259, 220779), (273, 209457), (333, 171717), (351, 162911), (357, 160173), (459, 124579), (481, 118881), (629, 90909), (663, 86247), (777, 73593), (819, 69819), (999, 57239), (1071, 53391), (1369, 41769), (1443, 39627), (1547, 36963), (1887, 30303), (1989, 28749), (2331, 24531), (2457, 23273), (3213, 17797), (3367, 16983), (4107, 13923), (4329, 13209), (4403, 12987), (4641, 12321), (5661, 10101), (5967, 9583), (6993, 8177)]