31868984

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 72230400

約数和(自身を除く): 40361416

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 109, 161, 184, 218, 227, 322, 436, 454, 644, 763, 872, 908, 1288, 1526, 1589, 1816, 2507, 3052, 3178, 5014, 5221, 6104, 6356, 10028, 10442, 12712, 17549, 20056, 20884, 24743, 35098, 36547, 41768, 49486, 70196, 73094, 98972, 140392, 146188, 173201, 197944, 292376, 346402, 569089, 692804, 1138178, 1385608, 2276356, 3983623, 4552712, 7967246, 15934492, 31868984]

約数ペア:

[(1, 31868984), (2, 15934492), (4, 7967246), (7, 4552712), (8, 3983623), (14, 2276356), (23, 1385608), (28, 1138178), (46, 692804), (56, 569089), (92, 346402), (109, 292376), (161, 197944), (184, 173201), (218, 146188), (227, 140392), (322, 98972), (436, 73094), (454, 70196), (644, 49486), (763, 41768), (872, 36547), (908, 35098), (1288, 24743), (1526, 20884), (1589, 20056), (1816, 17549), (2507, 12712), (3052, 10442), (3178, 10028), (5014, 6356), (5221, 6104)]