28781826

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{571}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 59744256

約数和(自身を除く): 30962430

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 271, 542, 571, 813, 1142, 1626, 1713, 3426, 8401, 16802, 17701, 25203, 35402, 50406, 53103, 106206, 154741, 309482, 464223, 928446, 4796971, 9593942, 14390913, 28781826]

約数ペア:

[(1, 28781826), (2, 14390913), (3, 9593942), (6, 4796971), (31, 928446), (62, 464223), (93, 309482), (186, 154741), (271, 106206), (542, 53103), (571, 50406), (813, 35402), (1142, 25203), (1626, 17701), (1713, 16802), (3426, 8401)]