12738804948

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{81703}}^1$

素因数の和:81845

約数の個数: 72

約数和(自身を含む): 33190125696

約数和(自身を除く): 20451320748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 71, 122, 142, 183, 213, 244, 284, 366, 426, 549, 639, 732, 852, 1098, 1278, 2196, 2556, 4331, 8662, 12993, 17324, 25986, 38979, 51972, 77958, 81703, 155916, 163406, 245109, 326812, 490218, 735327, 980436, 1470654, 2941308, 4983883, 5800913, 9967766, 11601826, 14951649, 17402739, 19935532, 23203652, 29903298, 34805478, 44854947, 52208217, 59806596, 69610956, 89709894, 104416434, 179419788, 208832868, 353855693, 707711386, 1061567079, 1415422772, 2123134158, 3184701237, 4246268316, 6369402474, 12738804948]

約数ペア:

[(1, 12738804948), (2, 6369402474), (3, 4246268316), (4, 3184701237), (6, 2123134158), (9, 1415422772), (12, 1061567079), (18, 707711386), (36, 353855693), (61, 208832868), (71, 179419788), (122, 104416434), (142, 89709894), (183, 69610956), (213, 59806596), (244, 52208217), (284, 44854947), (366, 34805478), (426, 29903298), (549, 23203652), (639, 19935532), (732, 17402739), (852, 14951649), (1098, 11601826), (1278, 9967766), (2196, 5800913), (2556, 4983883), (4331, 2941308), (8662, 1470654), (12993, 980436), (17324, 735327), (25986, 490218), (38979, 326812), (51972, 245109), (77958, 163406), (81703, 155916)]