221538468424

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{452171}}^1$

素因数の和:452870

約数の個数: 64

約数和(自身を含む): 512003399040

約数和(自身を除く): 290464930616

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 673, 728, 1346, 2692, 4711, 5384, 8749, 9422, 17498, 18844, 34996, 37688, 61243, 69992, 122486, 244972, 452171, 489944, 904342, 1808684, 3165197, 3617368, 5878223, 6330394, 11756446, 12660788, 23512892, 25321576, 41147561, 47025784, 82295122, 164590244, 304311083, 329180488, 608622166, 1217244332, 2130177581, 2434488664, 3956044079, 4260355162, 7912088158, 8520710324, 15824176316, 17041420648, 27692308553, 31648352632, 55384617106, 110769234212, 221538468424]

約数ペア:

[(1, 221538468424), (2, 110769234212), (4, 55384617106), (7, 31648352632), (8, 27692308553), (13, 17041420648), (14, 15824176316), (26, 8520710324), (28, 7912088158), (52, 4260355162), (56, 3956044079), (91, 2434488664), (104, 2130177581), (182, 1217244332), (364, 608622166), (673, 329180488), (728, 304311083), (1346, 164590244), (2692, 82295122), (4711, 47025784), (5384, 41147561), (8749, 25321576), (9422, 23512892), (17498, 12660788), (18844, 11756446), (34996, 6330394), (37688, 5878223), (61243, 3617368), (69992, 3165197), (122486, 1808684), (244972, 904342), (452171, 489944)]