20121480015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1607}}^1\times {\mathrm{9173}}^1$

素因数の和:10808

約数の個数: 64

約数和(自身を含む): 39652816896

約数和(自身を除く): 19531336881

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 1607, 4821, 8035, 9173, 11249, 20891, 24105, 27519, 33747, 45865, 56245, 62673, 64211, 104455, 119249, 137595, 146237, 168735, 192633, 313365, 321055, 357747, 438711, 596245, 731185, 834743, 963165, 1788735, 2193555, 2504229, 4173715, 12521145, 14741011, 44223033, 73705055, 103187077, 191633143, 221115165, 309561231, 515935385, 574899429, 958165715, 1341432001, 1547806155, 2874497145, 4024296003, 6707160005, 20121480015]

約数ペア:

[(1, 20121480015), (3, 6707160005), (5, 4024296003), (7, 2874497145), (13, 1547806155), (15, 1341432001), (21, 958165715), (35, 574899429), (39, 515935385), (65, 309561231), (91, 221115165), (105, 191633143), (195, 103187077), (273, 73705055), (455, 44223033), (1365, 14741011), (1607, 12521145), (4821, 4173715), (8035, 2504229), (9173, 2193555), (11249, 1788735), (20891, 963165), (24105, 834743), (27519, 731185), (33747, 596245), (45865, 438711), (56245, 357747), (62673, 321055), (64211, 313365), (104455, 192633), (119249, 168735), (137595, 146237)]