649780455897

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{28183}}^1$

素因数の和:28496

約数の個数: 80

約数和(自身を含む): 1041085393920

約数和(自身を除く): 391304938023

約数列:

[1, 3, 9, 19, 27, 57, 71, 81, 171, 211, 213, 513, 633, 639, 1349, 1539, 1899, 1917, 4009, 4047, 5697, 5751, 12027, 12141, 14981, 17091, 28183, 36081, 36423, 44943, 84549, 108243, 109269, 134829, 253647, 284639, 324729, 404487, 535477, 760941, 853917, 1213461, 1606431, 2000993, 2282823, 2561751, 4819293, 5946613, 6002979, 7685253, 14457879, 17839839, 18008937, 23055759, 38018867, 43373637, 53519517, 54026811, 112985647, 114056601, 160558551, 162080433, 338956941, 342169803, 422209523, 481675653, 1016870823, 1026509409, 1266628569, 3050612469, 3079528227, 3799885707, 8021980937, 9151837407, 11399657121, 24065942811, 34198971363, 72197828433, 216593485299, 649780455897]

約数ペア:

[(1, 649780455897), (3, 216593485299), (9, 72197828433), (19, 34198971363), (27, 24065942811), (57, 11399657121), (71, 9151837407), (81, 8021980937), (171, 3799885707), (211, 3079528227), (213, 3050612469), (513, 1266628569), (633, 1026509409), (639, 1016870823), (1349, 481675653), (1539, 422209523), (1899, 342169803), (1917, 338956941), (4009, 162080433), (4047, 160558551), (5697, 114056601), (5751, 112985647), (12027, 54026811), (12141, 53519517), (14981, 43373637), (17091, 38018867), (28183, 23055759), (36081, 18008937), (36423, 17839839), (44943, 14457879), (84549, 7685253), (108243, 6002979), (109269, 5946613), (134829, 4819293), (253647, 2561751), (284639, 2282823), (324729, 2000993), (404487, 1606431), (535477, 1213461), (760941, 853917)]