168339978

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{449}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 384912000

約数和(自身を除く): 216572022

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 131, 159, 262, 318, 393, 449, 477, 786, 898, 954, 1179, 1347, 1431, 2358, 2694, 2862, 3537, 4041, 6943, 7074, 8082, 12123, 13886, 20829, 23797, 24246, 41658, 47594, 58819, 62487, 71391, 117638, 124974, 142782, 176457, 187461, 214173, 352914, 374922, 428346, 529371, 642519, 1058742, 1285038, 1588113, 3117407, 3176226, 6234814, 9352221, 18704442, 28056663, 56113326, 84169989, 168339978]

約数ペア:

[(1, 168339978), (2, 84169989), (3, 56113326), (6, 28056663), (9, 18704442), (18, 9352221), (27, 6234814), (53, 3176226), (54, 3117407), (106, 1588113), (131, 1285038), (159, 1058742), (262, 642519), (318, 529371), (393, 428346), (449, 374922), (477, 352914), (786, 214173), (898, 187461), (954, 176457), (1179, 142782), (1347, 124974), (1431, 117638), (2358, 71391), (2694, 62487), (2862, 58819), (3537, 47594), (4041, 41658), (6943, 24246), (7074, 23797), (8082, 20829), (12123, 13886)]