140779215

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11213}}^1$

素因数の和:11261

約数の個数: 40

約数和(自身を含む): 260523648

約数和(自身を除く): 119744433

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2511, 4185, 11213, 12555, 33639, 56065, 100917, 168195, 302751, 347603, 504585, 908253, 1042809, 1513755, 1738015, 3128427, 4541265, 5214045, 9385281, 15642135, 28155843, 46926405, 140779215]

約数ペア:

[(1, 140779215), (3, 46926405), (5, 28155843), (9, 15642135), (15, 9385281), (27, 5214045), (31, 4541265), (45, 3128427), (81, 1738015), (93, 1513755), (135, 1042809), (155, 908253), (279, 504585), (405, 347603), (465, 302751), (837, 168195), (1395, 100917), (2511, 56065), (4185, 33639), (11213, 12555)]