23475165

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^2$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 47141280

約数和(自身を除く): 23666115

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 41, 49, 57, 95, 105, 123, 133, 147, 205, 245, 285, 287, 399, 615, 665, 735, 779, 861, 931, 1435, 1681, 1995, 2009, 2337, 2793, 3895, 4305, 4655, 5043, 5453, 6027, 8405, 10045, 11685, 11767, 13965, 16359, 25215, 27265, 30135, 31939, 35301, 38171, 58835, 81795, 82369, 95817, 114513, 159695, 176505, 190855, 223573, 247107, 411845, 479085, 572565, 670719, 1117865, 1235535, 1565011, 3353595, 4695033, 7825055, 23475165]

約数ペア:

[(1, 23475165), (3, 7825055), (5, 4695033), (7, 3353595), (15, 1565011), (19, 1235535), (21, 1117865), (35, 670719), (41, 572565), (49, 479085), (57, 411845), (95, 247107), (105, 223573), (123, 190855), (133, 176505), (147, 159695), (205, 114513), (245, 95817), (285, 82369), (287, 81795), (399, 58835), (615, 38171), (665, 35301), (735, 31939), (779, 30135), (861, 27265), (931, 25215), (1435, 16359), (1681, 13965), (1995, 11767), (2009, 11685), (2337, 10045), (2793, 8405), (3895, 6027), (4305, 5453), (4655, 5043)]