216908268051

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{161779}}^1$

素因数の和:162123

約数の個数: 32

約数和(自身を含む): 304529495040

約数和(自身を除く): 87621226989

約数列:

[1, 3, 37, 47, 111, 141, 257, 771, 1739, 5217, 9509, 12079, 28527, 36237, 161779, 446923, 485337, 1340769, 5985823, 7603613, 17957469, 22810839, 41577203, 124731609, 281333681, 844001043, 1538356511, 1954128541, 4615069533, 5862385623, 72302756017, 216908268051]

約数ペア:

[(1, 216908268051), (3, 72302756017), (37, 5862385623), (47, 4615069533), (111, 1954128541), (141, 1538356511), (257, 844001043), (771, 281333681), (1739, 124731609), (5217, 41577203), (9509, 22810839), (12079, 17957469), (28527, 7603613), (36237, 5985823), (161779, 1340769), (446923, 485337)]