31313646

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2731}}^1$

素因数の和:2766

約数の個数: 72

約数和(自身を含む): 85025304

約数和(自身を除く): 53711658

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1638, 1911, 2731, 3822, 5462, 5733, 8193, 11466, 16386, 19117, 24579, 35503, 38234, 49158, 57351, 71006, 106509, 114702, 133819, 172053, 213018, 248521, 267638, 319527, 344106, 401457, 497042, 639054, 745563, 802914, 1204371, 1491126, 1739647, 2236689, 2408742, 3479294, 4473378, 5218941, 10437882, 15656823, 31313646]

約数ペア:

[(1, 31313646), (2, 15656823), (3, 10437882), (6, 5218941), (7, 4473378), (9, 3479294), (13, 2408742), (14, 2236689), (18, 1739647), (21, 1491126), (26, 1204371), (39, 802914), (42, 745563), (49, 639054), (63, 497042), (78, 401457), (91, 344106), (98, 319527), (117, 267638), (126, 248521), (147, 213018), (182, 172053), (234, 133819), (273, 114702), (294, 106509), (441, 71006), (546, 57351), (637, 49158), (819, 38234), (882, 35503), (1274, 24579), (1638, 19117), (1911, 16386), (2731, 11466), (3822, 8193), (5462, 5733)]