418431069

素因数分解:

$3^3\times 7^1\times {\mathrm{401}}^1\times {\mathrm{5521}}^1$

素因数の和:5938

約数の個数: 32

約数和(自身を含む): 710350080

約数和(自身を除く): 291919011

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 401, 1203, 2807, 3609, 5521, 8421, 10827, 16563, 25263, 38647, 49689, 75789, 115941, 149067, 347823, 1043469, 2213921, 6641763, 15497447, 19925289, 46492341, 59775867, 139477023, 418431069]

約数ペア:

[(1, 418431069), (3, 139477023), (7, 59775867), (9, 46492341), (21, 19925289), (27, 15497447), (63, 6641763), (189, 2213921), (401, 1043469), (1203, 347823), (2807, 149067), (3609, 115941), (5521, 75789), (8421, 49689), (10827, 38647), (16563, 25263)]