261497574

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{30203}}^1$

素因数の和:30261

約数の個数: 48

約数和(自身を含む): 626672592

約数和(自身を除く): 365175018

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 222, 234, 333, 481, 666, 962, 1443, 2886, 4329, 8658, 30203, 60406, 90609, 181218, 271827, 392639, 543654, 785278, 1117511, 1177917, 2235022, 2355834, 3352533, 3533751, 6705066, 7067502, 10057599, 14527643, 20115198, 29055286, 43582929, 87165858, 130748787, 261497574]

約数ペア:

[(1, 261497574), (2, 130748787), (3, 87165858), (6, 43582929), (9, 29055286), (13, 20115198), (18, 14527643), (26, 10057599), (37, 7067502), (39, 6705066), (74, 3533751), (78, 3352533), (111, 2355834), (117, 2235022), (222, 1177917), (234, 1117511), (333, 785278), (481, 543654), (666, 392639), (962, 271827), (1443, 181218), (2886, 90609), (4329, 60406), (8658, 30203)]