138193731

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 235564784

約数和(自身を除く): 97371053

約数列:

[1, 3, 9, 13, 17, 39, 51, 61, 67, 117, 153, 183, 201, 221, 289, 549, 603, 663, 793, 867, 871, 1037, 1139, 1989, 2379, 2601, 2613, 3111, 3417, 3757, 4087, 7137, 7839, 9333, 10251, 11271, 12261, 13481, 14807, 17629, 19363, 33813, 36783, 40443, 44421, 52887, 53131, 58089, 69479, 121329, 133263, 158661, 159393, 174267, 208437, 229177, 251719, 478179, 625311, 687531, 755157, 903227, 1181143, 2062593, 2265471, 2709681, 3543429, 8129043, 10630287, 15354859, 46064577, 138193731]

約数ペア:

[(1, 138193731), (3, 46064577), (9, 15354859), (13, 10630287), (17, 8129043), (39, 3543429), (51, 2709681), (61, 2265471), (67, 2062593), (117, 1181143), (153, 903227), (183, 755157), (201, 687531), (221, 625311), (289, 478179), (549, 251719), (603, 229177), (663, 208437), (793, 174267), (867, 159393), (871, 158661), (1037, 133263), (1139, 121329), (1989, 69479), (2379, 58089), (2601, 53131), (2613, 52887), (3111, 44421), (3417, 40443), (3757, 36783), (4087, 33813), (7137, 19363), (7839, 17629), (9333, 14807), (10251, 13481), (11271, 12261)]