31901292

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 83501600

約数和(自身を除く): 51600308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 73, 122, 146, 183, 199, 219, 244, 292, 366, 398, 438, 549, 597, 657, 732, 796, 876, 1098, 1194, 1314, 1791, 2196, 2388, 2628, 3582, 4453, 7164, 8906, 12139, 13359, 14527, 17812, 24278, 26718, 29054, 36417, 40077, 43581, 48556, 53436, 58108, 72834, 80154, 87162, 109251, 130743, 145668, 160308, 174324, 218502, 261486, 437004, 522972, 886147, 1772294, 2658441, 3544588, 5316882, 7975323, 10633764, 15950646, 31901292]

約数ペア:

[(1, 31901292), (2, 15950646), (3, 10633764), (4, 7975323), (6, 5316882), (9, 3544588), (12, 2658441), (18, 1772294), (36, 886147), (61, 522972), (73, 437004), (122, 261486), (146, 218502), (183, 174324), (199, 160308), (219, 145668), (244, 130743), (292, 109251), (366, 87162), (398, 80154), (438, 72834), (549, 58108), (597, 53436), (657, 48556), (732, 43581), (796, 40077), (876, 36417), (1098, 29054), (1194, 26718), (1314, 24278), (1791, 17812), (2196, 14527), (2388, 13359), (2628, 12139), (3582, 8906), (4453, 7164)]