289791724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3677}}^1$

素因数の和:3778

約数の個数: 48

約数和(自身を含む): 574650720

約数和(自身を除く): 284858996

約数列:

[1, 2, 4, 17, 19, 34, 38, 61, 68, 76, 122, 244, 323, 646, 1037, 1159, 1292, 2074, 2318, 3677, 4148, 4636, 7354, 14708, 19703, 39406, 62509, 69863, 78812, 125018, 139726, 224297, 250036, 279452, 448594, 897188, 1187671, 2375342, 3813049, 4261643, 4750684, 7626098, 8523286, 15252196, 17046572, 72447931, 144895862, 289791724]

約数ペア:

[(1, 289791724), (2, 144895862), (4, 72447931), (17, 17046572), (19, 15252196), (34, 8523286), (38, 7626098), (61, 4750684), (68, 4261643), (76, 3813049), (122, 2375342), (244, 1187671), (323, 897188), (646, 448594), (1037, 279452), (1159, 250036), (1292, 224297), (2074, 139726), (2318, 125018), (3677, 78812), (4148, 69863), (4636, 62509), (7354, 39406), (14708, 19703)]