1242207897

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{607}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 2091909120

約数和(自身を除く): 849701223

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 223, 399, 437, 483, 607, 669, 1311, 1561, 1821, 3059, 4237, 4249, 4683, 5129, 9177, 11533, 12711, 12747, 13961, 15387, 29659, 34599, 35903, 41883, 80731, 88977, 97451, 97727, 107709, 135361, 242193, 265259, 292353, 293181, 406083, 682157, 795777, 947527, 1856813, 2046471, 2571859, 2842581, 3113303, 5570439, 7715577, 9339909, 18003013, 21793121, 54009039, 59152757, 65379363, 177458271, 414069299, 1242207897]

約数ペア:

[(1, 1242207897), (3, 414069299), (7, 177458271), (19, 65379363), (21, 59152757), (23, 54009039), (57, 21793121), (69, 18003013), (133, 9339909), (161, 7715577), (223, 5570439), (399, 3113303), (437, 2842581), (483, 2571859), (607, 2046471), (669, 1856813), (1311, 947527), (1561, 795777), (1821, 682157), (3059, 406083), (4237, 293181), (4249, 292353), (4683, 265259), (5129, 242193), (9177, 135361), (11533, 107709), (12711, 97727), (12747, 97451), (13961, 88977), (15387, 80731), (29659, 41883), (34599, 35903)]