201628791

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{599}}^1$

素因数の和:765

約数の個数: 64

約数和(自身を含む): 370944000

約数和(自身を除く): 169315209

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 137, 189, 273, 351, 411, 599, 819, 959, 1233, 1781, 1797, 2457, 2877, 3699, 4193, 5343, 5391, 7787, 8631, 12467, 12579, 16029, 16173, 23361, 25893, 37401, 37737, 48087, 54509, 70083, 82063, 112203, 113211, 163527, 210249, 246189, 336609, 490581, 574441, 738567, 1066819, 1471743, 1723323, 2215701, 3200457, 5169969, 7467733, 9601371, 15509907, 22403199, 28804113, 67209597, 201628791]

約数ペア:

[(1, 201628791), (3, 67209597), (7, 28804113), (9, 22403199), (13, 15509907), (21, 9601371), (27, 7467733), (39, 5169969), (63, 3200457), (91, 2215701), (117, 1723323), (137, 1471743), (189, 1066819), (273, 738567), (351, 574441), (411, 490581), (599, 336609), (819, 246189), (959, 210249), (1233, 163527), (1781, 113211), (1797, 112203), (2457, 82063), (2877, 70083), (3699, 54509), (4193, 48087), (5343, 37737), (5391, 37401), (7787, 25893), (8631, 23361), (12467, 16173), (12579, 16029)]