39217815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 85577856

約数和(自身を除く): 46360041

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 61, 63, 65, 91, 105, 117, 157, 183, 195, 273, 305, 315, 427, 455, 471, 549, 585, 785, 793, 819, 915, 1099, 1281, 1365, 1413, 2041, 2135, 2355, 2379, 2745, 3297, 3843, 3965, 4095, 5495, 5551, 6123, 6405, 7065, 7137, 9577, 9891, 10205, 11895, 14287, 16485, 16653, 18369, 19215, 27755, 28731, 30615, 35685, 42861, 47885, 49455, 49959, 67039, 71435, 83265, 86193, 91845, 124501, 128583, 143655, 201117, 214305, 249795, 335195, 373503, 430965, 603351, 622505, 642915, 871507, 1005585, 1120509, 1867515, 2614521, 3016755, 4357535, 5602545, 7843563, 13072605, 39217815]

約数ペア:

[(1, 39217815), (3, 13072605), (5, 7843563), (7, 5602545), (9, 4357535), (13, 3016755), (15, 2614521), (21, 1867515), (35, 1120509), (39, 1005585), (45, 871507), (61, 642915), (63, 622505), (65, 603351), (91, 430965), (105, 373503), (117, 335195), (157, 249795), (183, 214305), (195, 201117), (273, 143655), (305, 128583), (315, 124501), (427, 91845), (455, 86193), (471, 83265), (549, 71435), (585, 67039), (785, 49959), (793, 49455), (819, 47885), (915, 42861), (1099, 35685), (1281, 30615), (1365, 28731), (1413, 27755), (2041, 19215), (2135, 18369), (2355, 16653), (2379, 16485), (2745, 14287), (3297, 11895), (3843, 10205), (3965, 9891), (4095, 9577), (5495, 7137), (5551, 7065), (6123, 6405)]