138229868

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{977}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 287422464

約数和(自身を除く): 149192596

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 163, 217, 326, 434, 652, 868, 977, 1141, 1954, 2282, 3908, 4564, 5053, 6839, 10106, 13678, 20212, 27356, 30287, 35371, 60574, 70742, 121148, 141484, 159251, 212009, 318502, 424018, 637004, 848036, 1114757, 2229514, 4459028, 4936781, 9873562, 19747124, 34557467, 69114934, 138229868]

約数ペア:

[(1, 138229868), (2, 69114934), (4, 34557467), (7, 19747124), (14, 9873562), (28, 4936781), (31, 4459028), (62, 2229514), (124, 1114757), (163, 848036), (217, 637004), (326, 424018), (434, 318502), (652, 212009), (868, 159251), (977, 141484), (1141, 121148), (1954, 70742), (2282, 60574), (3908, 35371), (4564, 30287), (5053, 27356), (6839, 20212), (10106, 13678)]