221287430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{34739}}^1$

素因数の和:34773

約数の個数: 48

約数和(自身を含む): 499005360

約数和(自身を除く): 277717930

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 34739, 69478, 173695, 243173, 347390, 451607, 486346, 903214, 1215865, 1702211, 2258035, 2431730, 3161249, 3404422, 4516070, 6322498, 8511055, 15806245, 17022110, 22128743, 31612490, 44257486, 110643715, 221287430]

約数ペア:

[(1, 221287430), (2, 110643715), (5, 44257486), (7, 31612490), (10, 22128743), (13, 17022110), (14, 15806245), (26, 8511055), (35, 6322498), (49, 4516070), (65, 3404422), (70, 3161249), (91, 2431730), (98, 2258035), (130, 1702211), (182, 1215865), (245, 903214), (455, 486346), (490, 451607), (637, 347390), (910, 243173), (1274, 173695), (3185, 69478), (6370, 34739)]