121554894

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 265224960

約数和(自身を除く): 143670066

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 137, 181, 258, 274, 362, 411, 543, 817, 822, 1086, 1634, 2451, 2603, 3439, 4902, 5206, 5891, 6878, 7783, 7809, 10317, 11782, 15566, 15618, 17673, 20634, 23349, 24797, 35346, 46698, 49594, 74391, 111929, 147877, 148782, 223858, 295754, 335787, 443631, 471143, 671574, 887262, 942286, 1066271, 1413429, 2132542, 2826858, 3198813, 6397626, 20259149, 40518298, 60777447, 121554894]

約数ペア:

[(1, 121554894), (2, 60777447), (3, 40518298), (6, 20259149), (19, 6397626), (38, 3198813), (43, 2826858), (57, 2132542), (86, 1413429), (114, 1066271), (129, 942286), (137, 887262), (181, 671574), (258, 471143), (274, 443631), (362, 335787), (411, 295754), (543, 223858), (817, 148782), (822, 147877), (1086, 111929), (1634, 74391), (2451, 49594), (2603, 46698), (3439, 35346), (4902, 24797), (5206, 23349), (5891, 20634), (6878, 17673), (7783, 15618), (7809, 15566), (10317, 11782)]