2391784486

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{3511}}^1$

素因数の和:3749

約数の個数: 64

約数和(自身を含む): 4672926720

約数和(自身を除く): 2281142234

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 197, 247, 266, 394, 494, 1379, 1729, 2561, 2758, 3458, 3511, 3743, 5122, 7022, 7486, 17927, 24577, 26201, 35854, 45643, 48659, 49154, 52402, 66709, 91286, 97318, 133418, 319501, 340613, 466963, 639002, 681226, 691667, 867217, 933926, 1383334, 1734434, 4841669, 6070519, 8991671, 9683338, 12141038, 13141673, 17983342, 26283346, 62941697, 91991711, 125883394, 170841749, 183983422, 341683498, 1195892243, 2391784486]

約数ペア:

[(1, 2391784486), (2, 1195892243), (7, 341683498), (13, 183983422), (14, 170841749), (19, 125883394), (26, 91991711), (38, 62941697), (91, 26283346), (133, 17983342), (182, 13141673), (197, 12141038), (247, 9683338), (266, 8991671), (394, 6070519), (494, 4841669), (1379, 1734434), (1729, 1383334), (2561, 933926), (2758, 867217), (3458, 691667), (3511, 681226), (3743, 639002), (5122, 466963), (7022, 340613), (7486, 319501), (17927, 133418), (24577, 97318), (26201, 91286), (35854, 66709), (45643, 52402), (48659, 49154)]