291220028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1487}}^1\times {\mathrm{4451}}^1$

素因数の和:5953

約数の個数: 24

約数和(自身を含む): 556464384

約数和(自身を除く): 265244356

約数列:

[1, 2, 4, 11, 22, 44, 1487, 2974, 4451, 5948, 8902, 16357, 17804, 32714, 48961, 65428, 97922, 195844, 6618637, 13237274, 26474548, 72805007, 145610014, 291220028]

約数ペア:

[(1, 291220028), (2, 145610014), (4, 72805007), (11, 26474548), (22, 13237274), (44, 6618637), (1487, 195844), (2974, 97922), (4451, 65428), (5948, 48961), (8902, 32714), (16357, 17804)]