42787563

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 75586560

約数和(自身を除く): 32798997

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 73, 91, 113, 133, 219, 247, 273, 339, 399, 511, 741, 791, 949, 1387, 1469, 1533, 1729, 2147, 2373, 2847, 4161, 4407, 5187, 6441, 6643, 8249, 9709, 10283, 15029, 18031, 19929, 24747, 27911, 29127, 30849, 45087, 54093, 57743, 83733, 107237, 126217, 156731, 173229, 195377, 321711, 378651, 470193, 586131, 750659, 1097117, 2037503, 2251977, 3291351, 6112509, 14262521, 42787563]

約数ペア:

[(1, 42787563), (3, 14262521), (7, 6112509), (13, 3291351), (19, 2251977), (21, 2037503), (39, 1097117), (57, 750659), (73, 586131), (91, 470193), (113, 378651), (133, 321711), (219, 195377), (247, 173229), (273, 156731), (339, 126217), (399, 107237), (511, 83733), (741, 57743), (791, 54093), (949, 45087), (1387, 30849), (1469, 29127), (1533, 27911), (1729, 24747), (2147, 19929), (2373, 18031), (2847, 15029), (4161, 10283), (4407, 9709), (5187, 8249), (6441, 6643)]