27287169

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 46347840

約数和(自身を除く): 19060671

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 109, 131, 147, 273, 327, 393, 637, 763, 917, 1417, 1703, 1911, 2289, 2751, 4251, 5109, 5341, 6419, 9919, 11921, 14279, 16023, 19257, 29757, 35763, 42837, 69433, 83447, 99953, 185627, 208299, 250341, 299859, 556881, 699671, 1299389, 2099013, 3898167, 9095723, 27287169]

約数ペア:

[(1, 27287169), (3, 9095723), (7, 3898167), (13, 2099013), (21, 1299389), (39, 699671), (49, 556881), (91, 299859), (109, 250341), (131, 208299), (147, 185627), (273, 99953), (327, 83447), (393, 69433), (637, 42837), (763, 35763), (917, 29757), (1417, 19257), (1703, 16023), (1911, 14279), (2289, 11921), (2751, 9919), (4251, 6419), (5109, 5341)]