2747745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:103

約数の個数: 96

約数和(自身を含む): 6499584

約数和(自身を除く): 3751839

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 33, 35, 39, 45, 55, 61, 63, 65, 77, 91, 99, 105, 117, 143, 165, 183, 195, 231, 273, 305, 315, 385, 427, 429, 455, 495, 549, 585, 671, 693, 715, 793, 819, 915, 1001, 1155, 1281, 1287, 1365, 2013, 2135, 2145, 2379, 2745, 3003, 3355, 3465, 3843, 3965, 4095, 4697, 5005, 5551, 6039, 6405, 6435, 7137, 8723, 9009, 10065, 11895, 14091, 15015, 16653, 19215, 23485, 26169, 27755, 30195, 35685, 42273, 43615, 45045, 49959, 61061, 70455, 78507, 83265, 130845, 183183, 211365, 249795, 305305, 392535, 549549, 915915, 2747745]

約数ペア:

[(1, 2747745), (3, 915915), (5, 549549), (7, 392535), (9, 305305), (11, 249795), (13, 211365), (15, 183183), (21, 130845), (33, 83265), (35, 78507), (39, 70455), (45, 61061), (55, 49959), (61, 45045), (63, 43615), (65, 42273), (77, 35685), (91, 30195), (99, 27755), (105, 26169), (117, 23485), (143, 19215), (165, 16653), (183, 15015), (195, 14091), (231, 11895), (273, 10065), (305, 9009), (315, 8723), (385, 7137), (427, 6435), (429, 6405), (455, 6039), (495, 5551), (549, 5005), (585, 4697), (671, 4095), (693, 3965), (715, 3843), (793, 3465), (819, 3355), (915, 3003), (1001, 2745), (1155, 2379), (1281, 2145), (1287, 2135), (1365, 2013)]