208187848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{439}}^1$

素因数の和:790

約数の個数: 64

約数和(自身を含む): 453340800

約数和(自身を除く): 245152952

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 317, 374, 439, 634, 748, 878, 1268, 1496, 1756, 2536, 3487, 3512, 4829, 5389, 6974, 7463, 9658, 10778, 13948, 14926, 19316, 21556, 27896, 29852, 38632, 43112, 59279, 59704, 82093, 118558, 139163, 164186, 237116, 278326, 328372, 474232, 556652, 656744, 1113304, 1530793, 2365771, 3061586, 4731542, 6123172, 9463084, 12246344, 18926168, 26023481, 52046962, 104093924, 208187848]

約数ペア:

[(1, 208187848), (2, 104093924), (4, 52046962), (8, 26023481), (11, 18926168), (17, 12246344), (22, 9463084), (34, 6123172), (44, 4731542), (68, 3061586), (88, 2365771), (136, 1530793), (187, 1113304), (317, 656744), (374, 556652), (439, 474232), (634, 328372), (748, 278326), (878, 237116), (1268, 164186), (1496, 139163), (1756, 118558), (2536, 82093), (3487, 59704), (3512, 59279), (4829, 43112), (5389, 38632), (6974, 29852), (7463, 27896), (9658, 21556), (10778, 19316), (13948, 14926)]