28781610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6709}}^1$

素因数の和:6743

約数の個数: 64

約数和(自身を含む): 81164160

約数和(自身を除く): 52382550

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 6709, 13418, 20127, 33545, 40254, 67090, 73799, 87217, 100635, 147598, 174434, 201270, 221397, 261651, 368995, 436085, 442794, 523302, 737990, 872170, 959387, 1106985, 1308255, 1918774, 2213970, 2616510, 2878161, 4796935, 5756322, 9593870, 14390805, 28781610]

約数ペア:

[(1, 28781610), (2, 14390805), (3, 9593870), (5, 5756322), (6, 4796935), (10, 2878161), (11, 2616510), (13, 2213970), (15, 1918774), (22, 1308255), (26, 1106985), (30, 959387), (33, 872170), (39, 737990), (55, 523302), (65, 442794), (66, 436085), (78, 368995), (110, 261651), (130, 221397), (143, 201270), (165, 174434), (195, 147598), (286, 100635), (330, 87217), (390, 73799), (429, 67090), (715, 40254), (858, 33545), (1430, 20127), (2145, 13418), (4290, 6709)]