290496908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{587}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 567942144

約数和(自身を除く): 277445236

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 307, 403, 587, 614, 806, 1174, 1228, 1612, 2348, 3991, 7631, 7982, 9517, 15262, 15964, 18197, 19034, 30524, 36394, 38068, 72788, 123721, 180209, 236561, 247442, 360418, 473122, 494884, 720836, 946244, 2342717, 4685434, 5586479, 9370868, 11172958, 22345916, 72624227, 145248454, 290496908]

約数ペア:

[(1, 290496908), (2, 145248454), (4, 72624227), (13, 22345916), (26, 11172958), (31, 9370868), (52, 5586479), (62, 4685434), (124, 2342717), (307, 946244), (403, 720836), (587, 494884), (614, 473122), (806, 360418), (1174, 247442), (1228, 236561), (1612, 180209), (2348, 123721), (3991, 72788), (7631, 38068), (7982, 36394), (9517, 30524), (15262, 19034), (15964, 18197)]