27891568605

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1\times {\mathrm{1669}}^1$

素因数の和:2194

約数の個数: 64

約数和(自身を含む): 47403417600

約数和(自身を除く): 19511848995

約数列:

[1, 3, 5, 15, 19, 57, 95, 191, 285, 307, 573, 921, 955, 1535, 1669, 2865, 3629, 4605, 5007, 5833, 8345, 10887, 17499, 18145, 25035, 29165, 31711, 54435, 58637, 87495, 95133, 158555, 175911, 293185, 318779, 475665, 512383, 879555, 956337, 1114103, 1537149, 1593895, 2561915, 3342309, 4781685, 5570515, 6056801, 7685745, 9735277, 16711545, 18170403, 29205831, 30284005, 48676385, 90852015, 97865153, 146029155, 293595459, 489325765, 1467977295, 1859437907, 5578313721, 9297189535, 27891568605]

約数ペア:

[(1, 27891568605), (3, 9297189535), (5, 5578313721), (15, 1859437907), (19, 1467977295), (57, 489325765), (95, 293595459), (191, 146029155), (285, 97865153), (307, 90852015), (573, 48676385), (921, 30284005), (955, 29205831), (1535, 18170403), (1669, 16711545), (2865, 9735277), (3629, 7685745), (4605, 6056801), (5007, 5570515), (5833, 4781685), (8345, 3342309), (10887, 2561915), (17499, 1593895), (18145, 1537149), (25035, 1114103), (29165, 956337), (31711, 879555), (54435, 512383), (58637, 475665), (87495, 318779), (95133, 293185), (158555, 175911)]