247672035

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1123}}^1$

素因数の和:1189

約数の個数: 72

約数和(自身を含む): 481319280

約数和(自身を除く): 233647245

約数列:

[1, 3, 5, 9, 13, 15, 29, 39, 45, 65, 87, 117, 145, 169, 195, 261, 377, 435, 507, 585, 845, 1123, 1131, 1305, 1521, 1885, 2535, 3369, 3393, 4901, 5615, 5655, 7605, 10107, 14599, 14703, 16845, 16965, 24505, 32567, 43797, 44109, 50535, 72995, 73515, 97701, 131391, 162835, 189787, 218985, 220545, 293103, 423371, 488505, 569361, 656955, 948935, 1270113, 1465515, 1708083, 2116855, 2846805, 3810339, 5503823, 6350565, 8540415, 16511469, 19051695, 27519115, 49534407, 82557345, 247672035]

約数ペア:

[(1, 247672035), (3, 82557345), (5, 49534407), (9, 27519115), (13, 19051695), (15, 16511469), (29, 8540415), (39, 6350565), (45, 5503823), (65, 3810339), (87, 2846805), (117, 2116855), (145, 1708083), (169, 1465515), (195, 1270113), (261, 948935), (377, 656955), (435, 569361), (507, 488505), (585, 423371), (845, 293103), (1123, 220545), (1131, 218985), (1305, 189787), (1521, 162835), (1885, 131391), (2535, 97701), (3369, 73515), (3393, 72995), (4901, 50535), (5615, 44109), (5655, 43797), (7605, 32567), (10107, 24505), (14599, 16965), (14703, 16845)]