4831281

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 9120384

約数和(自身を除く): 4289103

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 347, 357, 663, 819, 1041, 1071, 1547, 1989, 2429, 3123, 4511, 4641, 5899, 7287, 13533, 13923, 17697, 21861, 31577, 40599, 41293, 53091, 76687, 94731, 123879, 230061, 284193, 371637, 536809, 690183, 1610427, 4831281]

約数ペア:

[(1, 4831281), (3, 1610427), (7, 690183), (9, 536809), (13, 371637), (17, 284193), (21, 230061), (39, 123879), (51, 94731), (63, 76687), (91, 53091), (117, 41293), (119, 40599), (153, 31577), (221, 21861), (273, 17697), (347, 13923), (357, 13533), (663, 7287), (819, 5899), (1041, 4641), (1071, 4511), (1547, 3123), (1989, 2429)]