209868723

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 332242560

約数和(自身を除く): 122373837

約数列:

[1, 3, 9, 17, 51, 59, 67, 153, 177, 201, 347, 531, 603, 1003, 1041, 1139, 3009, 3123, 3417, 3953, 5899, 9027, 10251, 11859, 17697, 20473, 23249, 35577, 53091, 61419, 67201, 69747, 184257, 201603, 209241, 348041, 395233, 604809, 1044123, 1185699, 1371691, 3132369, 3557097, 4115073, 12345219, 23318747, 69956241, 209868723]

約数ペア:

[(1, 209868723), (3, 69956241), (9, 23318747), (17, 12345219), (51, 4115073), (59, 3557097), (67, 3132369), (153, 1371691), (177, 1185699), (201, 1044123), (347, 604809), (531, 395233), (603, 348041), (1003, 209241), (1041, 201603), (1139, 184257), (3009, 69747), (3123, 67201), (3417, 61419), (3953, 53091), (5899, 35577), (9027, 23249), (10251, 20473), (11859, 17697)]