520038519

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{173}}^1$

素因数の和:238

約数の個数: 108

約数和(自身を含む): 965576808

約数和(自身を除く): 445538289

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 121, 143, 147, 169, 173, 231, 273, 363, 429, 507, 519, 539, 637, 847, 1001, 1183, 1211, 1573, 1617, 1859, 1903, 1911, 2249, 2541, 3003, 3549, 3633, 4719, 5577, 5709, 5929, 6747, 7007, 8281, 8477, 11011, 13013, 13321, 15743, 17787, 20449, 20933, 21021, 24739, 24843, 25431, 29237, 33033, 39039, 39963, 47229, 61347, 62799, 74217, 77077, 87711, 91091, 93247, 110201, 143143, 146531, 173173, 204659, 231231, 272129, 273273, 279741, 321607, 330603, 429429, 439593, 519519, 613977, 816387, 964821, 1002001, 1025717, 1212211, 1432613, 1904903, 2251249, 3006003, 3077151, 3537677, 3636633, 4297839, 5714709, 6753747, 10613031, 13334321, 15758743, 24763739, 40002963, 47276229, 74291217, 173346173, 520038519]

約数ペア:

[(1, 520038519), (3, 173346173), (7, 74291217), (11, 47276229), (13, 40002963), (21, 24763739), (33, 15758743), (39, 13334321), (49, 10613031), (77, 6753747), (91, 5714709), (121, 4297839), (143, 3636633), (147, 3537677), (169, 3077151), (173, 3006003), (231, 2251249), (273, 1904903), (363, 1432613), (429, 1212211), (507, 1025717), (519, 1002001), (539, 964821), (637, 816387), (847, 613977), (1001, 519519), (1183, 439593), (1211, 429429), (1573, 330603), (1617, 321607), (1859, 279741), (1903, 273273), (1911, 272129), (2249, 231231), (2541, 204659), (3003, 173173), (3549, 146531), (3633, 143143), (4719, 110201), (5577, 93247), (5709, 91091), (5929, 87711), (6747, 77077), (7007, 74217), (8281, 62799), (8477, 61347), (11011, 47229), (13013, 39963), (13321, 39039), (15743, 33033), (17787, 29237), (20449, 25431), (20933, 24843), (21021, 24739)]