31653531

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{991}}^1$

素因数の和:1033

約数の個数: 48

約数和(自身を含む): 58091520

約数和(自身を除く): 26437989

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 169, 189, 273, 351, 507, 819, 991, 1183, 1521, 2457, 2973, 3549, 4563, 6937, 8919, 10647, 12883, 20811, 26757, 31941, 38649, 62433, 90181, 115947, 167479, 187299, 270543, 347841, 502437, 811629, 1172353, 1507311, 2434887, 3517059, 4521933, 10551177, 31653531]

約数ペア:

[(1, 31653531), (3, 10551177), (7, 4521933), (9, 3517059), (13, 2434887), (21, 1507311), (27, 1172353), (39, 811629), (63, 502437), (91, 347841), (117, 270543), (169, 187299), (189, 167479), (273, 115947), (351, 90181), (507, 62433), (819, 38649), (991, 31941), (1183, 26757), (1521, 20811), (2457, 12883), (2973, 10647), (3549, 8919), (4563, 6937)]