215973342

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1567}}^1$

素因数の和:1638

約数の個数: 96

約数和(自身を含む): 547921920

約数和(自身を除く): 331948578

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 31, 38, 39, 57, 62, 78, 93, 114, 117, 171, 186, 234, 247, 279, 342, 403, 494, 558, 589, 741, 806, 1178, 1209, 1482, 1567, 1767, 2223, 2418, 3134, 3534, 3627, 4446, 4701, 5301, 7254, 7657, 9402, 10602, 14103, 15314, 20371, 22971, 28206, 29773, 40742, 45942, 48577, 59546, 61113, 68913, 89319, 97154, 122226, 137826, 145731, 178638, 183339, 267957, 291462, 366678, 387049, 437193, 535914, 631501, 774098, 874386, 922963, 1161147, 1263002, 1845926, 1894503, 2322294, 2768889, 3483441, 3789006, 5537778, 5683509, 6966882, 8306667, 11367018, 11998519, 16613334, 23997038, 35995557, 71991114, 107986671, 215973342]

約数ペア:

[(1, 215973342), (2, 107986671), (3, 71991114), (6, 35995557), (9, 23997038), (13, 16613334), (18, 11998519), (19, 11367018), (26, 8306667), (31, 6966882), (38, 5683509), (39, 5537778), (57, 3789006), (62, 3483441), (78, 2768889), (93, 2322294), (114, 1894503), (117, 1845926), (171, 1263002), (186, 1161147), (234, 922963), (247, 874386), (279, 774098), (342, 631501), (403, 535914), (494, 437193), (558, 387049), (589, 366678), (741, 291462), (806, 267957), (1178, 183339), (1209, 178638), (1482, 145731), (1567, 137826), (1767, 122226), (2223, 97154), (2418, 89319), (3134, 68913), (3534, 61113), (3627, 59546), (4446, 48577), (4701, 45942), (5301, 40742), (7254, 29773), (7657, 28206), (9402, 22971), (10602, 20371), (14103, 15314)]