53963553

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{139}}^2$

素因数の和:314

約数の個数: 36

約数和(自身を含む): 88742160

約数和(自身を除く): 34778607

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 139, 147, 399, 417, 931, 973, 2641, 2793, 2919, 6811, 7923, 18487, 19321, 20433, 55461, 57963, 129409, 135247, 367099, 388227, 405741, 946729, 1101297, 2569693, 2840187, 7709079, 17987851, 53963553]

約数ペア:

[(1, 53963553), (3, 17987851), (7, 7709079), (19, 2840187), (21, 2569693), (49, 1101297), (57, 946729), (133, 405741), (139, 388227), (147, 367099), (399, 135247), (417, 129409), (931, 57963), (973, 55461), (2641, 20433), (2793, 19321), (2919, 18487), (6811, 7923)]