667788228

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{4283}}^1$

素因数の和:4425

約数の個数: 72

約数和(自身を含む): 1740263616

約数和(自身を除く): 1072475388

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, 4283, 4331, 8566, 8662, 12849, 12993, 17132, 17324, 25698, 25986, 38547, 38979, 51396, 51972, 77094, 77958, 154188, 155916, 261263, 304093, 522526, 608186, 783789, 912279, 1045052, 1216372, 1567578, 1824558, 2351367, 2736837, 3135156, 3649116, 4702734, 5473674, 9405468, 10947348, 18549673, 37099346, 55649019, 74198692, 111298038, 166947057, 222596076, 333894114, 667788228]

約数ペア:

[(1, 667788228), (2, 333894114), (3, 222596076), (4, 166947057), (6, 111298038), (9, 74198692), (12, 55649019), (18, 37099346), (36, 18549673), (61, 10947348), (71, 9405468), (122, 5473674), (142, 4702734), (183, 3649116), (213, 3135156), (244, 2736837), (284, 2351367), (366, 1824558), (426, 1567578), (549, 1216372), (639, 1045052), (732, 912279), (852, 783789), (1098, 608186), (1278, 522526), (2196, 304093), (2556, 261263), (4283, 155916), (4331, 154188), (8566, 77958), (8662, 77094), (12849, 51972), (12993, 51396), (17132, 38979), (17324, 38547), (25698, 25986)]