397339989

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2063}}^1$

素因数の和:2225

約数の個数: 32

約数和(自身を含む): 581222400

約数和(自身を除く): 183882411

約数列:

[1, 3, 19, 31, 57, 93, 109, 327, 589, 1767, 2063, 2071, 3379, 6189, 6213, 10137, 39197, 63953, 64201, 117591, 191859, 192603, 224867, 674601, 1215107, 3645321, 4272473, 6970877, 12817419, 20912631, 132446663, 397339989]

約数ペア:

[(1, 397339989), (3, 132446663), (19, 20912631), (31, 12817419), (57, 6970877), (93, 4272473), (109, 3645321), (327, 1215107), (589, 674601), (1767, 224867), (2063, 192603), (2071, 191859), (3379, 117591), (6189, 64201), (6213, 63953), (10137, 39197)]