620157573

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{15121}}^1$

素因数の和:15175

約数の個数: 48

約数和(自身を含む): 1103301120

約数和(自身を除く): 483143547

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 279, 441, 651, 837, 1323, 1519, 1953, 4557, 5859, 13671, 15121, 41013, 45363, 105847, 136089, 317541, 408267, 468751, 740929, 952623, 1406253, 2222787, 2857869, 3281257, 4218759, 6668361, 9843771, 12656277, 20005083, 22968799, 29531313, 68906397, 88593939, 206719191, 620157573]

約数ペア:

[(1, 620157573), (3, 206719191), (7, 88593939), (9, 68906397), (21, 29531313), (27, 22968799), (31, 20005083), (49, 12656277), (63, 9843771), (93, 6668361), (147, 4218759), (189, 3281257), (217, 2857869), (279, 2222787), (441, 1406253), (651, 952623), (837, 740929), (1323, 468751), (1519, 408267), (1953, 317541), (4557, 136089), (5859, 105847), (13671, 45363), (15121, 41013)]