31031715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:109

約数の個数: 128

約数和(自身を含む): 66189312

約数和(自身を除く): 35157597

約数列:

[1, 3, 5, 11, 13, 15, 17, 23, 33, 37, 39, 51, 55, 65, 69, 85, 111, 115, 143, 165, 185, 187, 195, 221, 253, 255, 299, 345, 391, 407, 429, 481, 555, 561, 629, 663, 715, 759, 851, 897, 935, 1105, 1173, 1221, 1265, 1443, 1495, 1887, 1955, 2035, 2145, 2405, 2431, 2553, 2805, 3145, 3289, 3315, 3795, 4255, 4301, 4485, 5083, 5291, 5865, 6105, 6919, 7215, 7293, 8177, 9361, 9435, 9867, 11063, 12155, 12765, 12903, 14467, 15249, 15873, 16445, 20757, 21505, 24531, 25415, 26455, 28083, 33189, 34595, 36465, 40885, 43401, 46805, 49335, 55315, 55913, 64515, 72335, 76245, 79365, 89947, 103785, 121693, 122655, 140415, 159137, 165945, 167739, 188071, 217005, 269841, 279565, 365079, 449735, 477411, 564213, 608465, 795685, 838695, 940355, 1349205, 1825395, 2068781, 2387055, 2821065, 6206343, 10343905, 31031715]

約数ペア:

[(1, 31031715), (3, 10343905), (5, 6206343), (11, 2821065), (13, 2387055), (15, 2068781), (17, 1825395), (23, 1349205), (33, 940355), (37, 838695), (39, 795685), (51, 608465), (55, 564213), (65, 477411), (69, 449735), (85, 365079), (111, 279565), (115, 269841), (143, 217005), (165, 188071), (185, 167739), (187, 165945), (195, 159137), (221, 140415), (253, 122655), (255, 121693), (299, 103785), (345, 89947), (391, 79365), (407, 76245), (429, 72335), (481, 64515), (555, 55913), (561, 55315), (629, 49335), (663, 46805), (715, 43401), (759, 40885), (851, 36465), (897, 34595), (935, 33189), (1105, 28083), (1173, 26455), (1221, 25415), (1265, 24531), (1443, 21505), (1495, 20757), (1887, 16445), (1955, 15873), (2035, 15249), (2145, 14467), (2405, 12903), (2431, 12765), (2553, 12155), (2805, 11063), (3145, 9867), (3289, 9435), (3315, 9361), (3795, 8177), (4255, 7293), (4301, 7215), (4485, 6919), (5083, 6105), (5291, 5865)]