81973386

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:708

約数の個数: 72

約数和(自身を含む): 198745092

約数和(自身を除く): 116771706

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 61, 66, 99, 121, 122, 183, 198, 242, 363, 366, 549, 617, 671, 726, 1089, 1098, 1234, 1342, 1851, 2013, 2178, 3702, 4026, 5553, 6039, 6787, 7381, 11106, 12078, 13574, 14762, 20361, 22143, 37637, 40722, 44286, 61083, 66429, 74657, 75274, 112911, 122166, 132858, 149314, 223971, 225822, 338733, 414007, 447942, 671913, 677466, 828014, 1242021, 1343826, 2484042, 3726063, 4554077, 7452126, 9108154, 13662231, 27324462, 40986693, 81973386]

約数ペア:

[(1, 81973386), (2, 40986693), (3, 27324462), (6, 13662231), (9, 9108154), (11, 7452126), (18, 4554077), (22, 3726063), (33, 2484042), (61, 1343826), (66, 1242021), (99, 828014), (121, 677466), (122, 671913), (183, 447942), (198, 414007), (242, 338733), (363, 225822), (366, 223971), (549, 149314), (617, 132858), (671, 122166), (726, 112911), (1089, 75274), (1098, 74657), (1234, 66429), (1342, 61083), (1851, 44286), (2013, 40722), (2178, 37637), (3702, 22143), (4026, 20361), (5553, 14762), (6039, 13574), (6787, 12078), (7381, 11106)]