28878258

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 61457760

約数和(自身を除く): 32579502

約数列:

[1, 2, 3, 6, 29, 58, 59, 87, 97, 118, 174, 177, 194, 291, 354, 582, 841, 1682, 1711, 2523, 2813, 3422, 5046, 5133, 5626, 5723, 8439, 10266, 11446, 16878, 17169, 34338, 49619, 81577, 99238, 148857, 163154, 165967, 244731, 297714, 331934, 489462, 497901, 995802, 4813043, 9626086, 14439129, 28878258]

約数ペア:

[(1, 28878258), (2, 14439129), (3, 9626086), (6, 4813043), (29, 995802), (58, 497901), (59, 489462), (87, 331934), (97, 297714), (118, 244731), (174, 165967), (177, 163154), (194, 148857), (291, 99238), (354, 81577), (582, 49619), (841, 34338), (1682, 17169), (1711, 16878), (2523, 11446), (2813, 10266), (3422, 8439), (5046, 5723), (5133, 5626)]