28577358

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 64022400

約数和(自身を除く): 35445042

約数列:

[1, 2, 3, 6, 9, 18, 59, 71, 118, 142, 177, 213, 354, 379, 426, 531, 639, 758, 1062, 1137, 1278, 2274, 3411, 4189, 6822, 8378, 12567, 22361, 25134, 26909, 37701, 44722, 53818, 67083, 75402, 80727, 134166, 161454, 201249, 242181, 402498, 484362, 1587631, 3175262, 4762893, 9525786, 14288679, 28577358]

約数ペア:

[(1, 28577358), (2, 14288679), (3, 9525786), (6, 4762893), (9, 3175262), (18, 1587631), (59, 484362), (71, 402498), (118, 242181), (142, 201249), (177, 161454), (213, 134166), (354, 80727), (379, 75402), (426, 67083), (531, 53818), (639, 44722), (758, 37701), (1062, 26909), (1137, 25134), (1278, 22361), (2274, 12567), (3411, 8378), (4189, 6822)]