256623918

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{5347}}^1$

素因数の和:5792

約数の個数: 32

約数和(自身を含む): 541645440

約数和(自身を除く): 285021522

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 421, 842, 1263, 2526, 5347, 7999, 10694, 15998, 16041, 23997, 32082, 47994, 101593, 203186, 304779, 609558, 2251087, 4502174, 6753261, 13506522, 42770653, 85541306, 128311959, 256623918]

約数ペア:

[(1, 256623918), (2, 128311959), (3, 85541306), (6, 42770653), (19, 13506522), (38, 6753261), (57, 4502174), (114, 2251087), (421, 609558), (842, 304779), (1263, 203186), (2526, 101593), (5347, 47994), (7999, 32082), (10694, 23997), (15998, 16041)]