31536351

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{197}}^1$

素因数の和:242

約数の個数: 72

約数和(自身を含む): 60041520

約数和(自身を除く): 28505169

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 121, 147, 189, 197, 231, 297, 363, 441, 539, 591, 693, 847, 1089, 1323, 1379, 1617, 1773, 2079, 2167, 2541, 3267, 4137, 4851, 5319, 5929, 6501, 7623, 9653, 12411, 14553, 15169, 17787, 19503, 22869, 23837, 28959, 37233, 45507, 53361, 58509, 71511, 86877, 106183, 136521, 160083, 166859, 214533, 260631, 318549, 409563, 500577, 643599, 955647, 1168013, 1501731, 2866941, 3504039, 4505193, 10512117, 31536351]

約数ペア:

[(1, 31536351), (3, 10512117), (7, 4505193), (9, 3504039), (11, 2866941), (21, 1501731), (27, 1168013), (33, 955647), (49, 643599), (63, 500577), (77, 409563), (99, 318549), (121, 260631), (147, 214533), (189, 166859), (197, 160083), (231, 136521), (297, 106183), (363, 86877), (441, 71511), (539, 58509), (591, 53361), (693, 45507), (847, 37233), (1089, 28959), (1323, 23837), (1379, 22869), (1617, 19503), (1773, 17787), (2079, 15169), (2167, 14553), (2541, 12411), (3267, 9653), (4137, 7623), (4851, 6501), (5319, 5929)]