218411427

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{14323}}^1$

素因数の和:14379

約数の個数: 32

約数和(自身を含む): 346526208

約数和(自身を除く): 128114781

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 5083, 14323, 15249, 42969, 186199, 243491, 329429, 558597, 730473, 988287, 3165383, 4282577, 5600293, 9496149, 12847731, 16800879, 72803809, 218411427]

約数ペア:

[(1, 218411427), (3, 72803809), (13, 16800879), (17, 12847731), (23, 9496149), (39, 5600293), (51, 4282577), (69, 3165383), (221, 988287), (299, 730473), (391, 558597), (663, 329429), (897, 243491), (1173, 186199), (5083, 42969), (14323, 15249)]