528847445

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{389}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 768268800

約数和(自身を除く): 239421355

約数列:

[1, 5, 7, 31, 35, 49, 155, 179, 217, 245, 389, 895, 1085, 1253, 1519, 1945, 2723, 5549, 6265, 7595, 8771, 12059, 13615, 19061, 27745, 38843, 43855, 60295, 69631, 84413, 95305, 194215, 271901, 348155, 422065, 487417, 590891, 1359505, 2158561, 2437085, 2954455, 3411919, 10792805, 15109927, 17059595, 75549635, 105769489, 528847445]

約数ペア:

[(1, 528847445), (5, 105769489), (7, 75549635), (31, 17059595), (35, 15109927), (49, 10792805), (155, 3411919), (179, 2954455), (217, 2437085), (245, 2158561), (389, 1359505), (895, 590891), (1085, 487417), (1253, 422065), (1519, 348155), (1945, 271901), (2723, 194215), (5549, 95305), (6265, 84413), (7595, 69631), (8771, 60295), (12059, 43855), (13615, 38843), (19061, 27745)]