179927979

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^2$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 306718464

約数和(自身を除く): 126790485

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 113, 183, 231, 339, 427, 671, 791, 1243, 1281, 2013, 2373, 3729, 4697, 6893, 8701, 12769, 14091, 20679, 26103, 38307, 48251, 75823, 89383, 140459, 144753, 227469, 268149, 421377, 530761, 778909, 983213, 1592283, 2336727, 2949639, 5452363, 8567999, 16357089, 25703997, 59975993, 179927979]

約数ペア:

[(1, 179927979), (3, 59975993), (7, 25703997), (11, 16357089), (21, 8567999), (33, 5452363), (61, 2949639), (77, 2336727), (113, 1592283), (183, 983213), (231, 778909), (339, 530761), (427, 421377), (671, 268149), (791, 227469), (1243, 144753), (1281, 140459), (2013, 89383), (2373, 75823), (3729, 48251), (4697, 38307), (6893, 26103), (8701, 20679), (12769, 14091)]