28375256

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38977}}^1$

素因数の和:39003

約数の個数: 32

約数和(自身を含む): 65483040

約数和(自身を除く): 37107784

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 38977, 77954, 155908, 272839, 311816, 506701, 545678, 1013402, 1091356, 2026804, 2182712, 3546907, 4053608, 7093814, 14187628, 28375256]

約数ペア:

[(1, 28375256), (2, 14187628), (4, 7093814), (7, 4053608), (8, 3546907), (13, 2182712), (14, 2026804), (26, 1091356), (28, 1013402), (52, 545678), (56, 506701), (91, 311816), (104, 272839), (182, 155908), (364, 77954), (728, 38977)]