38901456828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{421943}}^1$

素因数の和:422163

約数の個数: 72

約数和(自身を含む): 106436217888

約数和(自身を除く): 67534761060

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 197, 234, 394, 468, 591, 788, 1182, 1773, 2364, 2561, 3546, 5122, 7092, 7683, 10244, 15366, 23049, 30732, 46098, 92196, 421943, 843886, 1265829, 1687772, 2531658, 3797487, 5063316, 5485259, 7594974, 10970518, 15189948, 16455777, 21941036, 32911554, 49367331, 65823108, 83122771, 98734662, 166245542, 197469324, 249368313, 332491084, 498736626, 748104939, 997473252, 1080596023, 1496209878, 2161192046, 2992419756, 3241788069, 4322384092, 6483576138, 9725364207, 12967152276, 19450728414, 38901456828]

約数ペア:

[(1, 38901456828), (2, 19450728414), (3, 12967152276), (4, 9725364207), (6, 6483576138), (9, 4322384092), (12, 3241788069), (13, 2992419756), (18, 2161192046), (26, 1496209878), (36, 1080596023), (39, 997473252), (52, 748104939), (78, 498736626), (117, 332491084), (156, 249368313), (197, 197469324), (234, 166245542), (394, 98734662), (468, 83122771), (591, 65823108), (788, 49367331), (1182, 32911554), (1773, 21941036), (2364, 16455777), (2561, 15189948), (3546, 10970518), (5122, 7594974), (7092, 5485259), (7683, 5063316), (10244, 3797487), (15366, 2531658), (23049, 1687772), (30732, 1265829), (46098, 843886), (92196, 421943)]