78520442

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{431}}^1$

素因数の和:484

約数の個数: 72

約数和(自身を含む): 162222912

約数和(自身を除く): 83702470

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 143, 154, 169, 182, 286, 338, 431, 539, 637, 862, 1001, 1078, 1183, 1274, 1859, 2002, 2366, 3017, 3718, 4741, 5603, 6034, 7007, 8281, 9482, 11206, 13013, 14014, 16562, 21119, 26026, 33187, 39221, 42238, 61633, 66374, 72839, 78442, 91091, 123266, 145678, 182182, 232309, 274547, 431431, 464618, 509873, 549094, 801229, 862862, 1019746, 1602458, 3020017, 3569111, 5608603, 6040034, 7138222, 11217206, 39260221, 78520442]

約数ペア:

[(1, 78520442), (2, 39260221), (7, 11217206), (11, 7138222), (13, 6040034), (14, 5608603), (22, 3569111), (26, 3020017), (49, 1602458), (77, 1019746), (91, 862862), (98, 801229), (143, 549094), (154, 509873), (169, 464618), (182, 431431), (286, 274547), (338, 232309), (431, 182182), (539, 145678), (637, 123266), (862, 91091), (1001, 78442), (1078, 72839), (1183, 66374), (1274, 61633), (1859, 42238), (2002, 39221), (2366, 33187), (3017, 26026), (3718, 21119), (4741, 16562), (5603, 14014), (6034, 13013), (7007, 11206), (8281, 9482)]