198686241

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^2$

素因数の和:430

約数の個数: 36

約数和(自身を含む): 316667988

約数和(自身を除く): 117981747

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 179, 477, 537, 689, 1611, 2067, 2327, 6201, 6981, 9487, 20943, 28461, 32041, 85383, 96123, 123331, 288369, 369993, 416533, 1109979, 1249599, 1698173, 3748797, 5094519, 15283557, 22076249, 66228747, 198686241]

約数ペア:

[(1, 198686241), (3, 66228747), (9, 22076249), (13, 15283557), (39, 5094519), (53, 3748797), (117, 1698173), (159, 1249599), (179, 1109979), (477, 416533), (537, 369993), (689, 288369), (1611, 123331), (2067, 96123), (2327, 85383), (6201, 32041), (6981, 28461), (9487, 20943)]