69145731

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:461

約数の個数: 40

約数和(自身を含む): 109771200

約数和(自身を除く): 40625469

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 179, 251, 513, 537, 753, 1539, 1611, 2259, 3401, 4769, 4833, 6777, 10203, 14307, 14499, 20331, 30609, 42921, 44929, 91827, 128763, 134787, 275481, 386289, 404361, 853651, 1213083, 2560953, 3639249, 7682859, 23048577, 69145731]

約数ペア:

[(1, 69145731), (3, 23048577), (9, 7682859), (19, 3639249), (27, 2560953), (57, 1213083), (81, 853651), (171, 404361), (179, 386289), (251, 275481), (513, 134787), (537, 128763), (753, 91827), (1539, 44929), (1611, 42921), (2259, 30609), (3401, 20331), (4769, 14499), (4833, 14307), (6777, 10203)]