128519985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^2$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 230038848

約数和(自身を除く): 101518863

約数列:

[1, 3, 5, 11, 15, 33, 55, 61, 113, 165, 183, 305, 339, 565, 671, 915, 1243, 1695, 2013, 3355, 3729, 6215, 6893, 10065, 12769, 18645, 20679, 34465, 38307, 63845, 75823, 103395, 140459, 191535, 227469, 379115, 421377, 702295, 778909, 1137345, 2106885, 2336727, 3894545, 8567999, 11683635, 25703997, 42839995, 128519985]

約数ペア:

[(1, 128519985), (3, 42839995), (5, 25703997), (11, 11683635), (15, 8567999), (33, 3894545), (55, 2336727), (61, 2106885), (113, 1137345), (165, 778909), (183, 702295), (305, 421377), (339, 379115), (565, 227469), (671, 191535), (915, 140459), (1243, 103395), (1695, 75823), (2013, 63845), (3355, 38307), (3729, 34465), (6215, 20679), (6893, 18645), (10065, 12769)]