216979397679

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{15731}}^1$

素因数の和:16012

約数の個数: 64

約数和(自身を含む): 331534909440

約数和(自身を除く): 114555511761

約数列:

[1, 3, 11, 31, 33, 93, 97, 139, 291, 341, 417, 1023, 1067, 1529, 3007, 3201, 4309, 4587, 9021, 12927, 13483, 15731, 33077, 40449, 47193, 47399, 99231, 142197, 148313, 173041, 417973, 444939, 487661, 519123, 1253919, 1462983, 1525907, 2186609, 4577721, 4597703, 5364271, 6559827, 13793109, 16092813, 16784977, 24052699, 47303117, 50354931, 67784879, 72158097, 141909351, 203354637, 212101073, 520334287, 636303219, 745633669, 1561002861, 2236901007, 2333111803, 6575133263, 6999335409, 19725399789, 72326465893, 216979397679]

約数ペア:

[(1, 216979397679), (3, 72326465893), (11, 19725399789), (31, 6999335409), (33, 6575133263), (93, 2333111803), (97, 2236901007), (139, 1561002861), (291, 745633669), (341, 636303219), (417, 520334287), (1023, 212101073), (1067, 203354637), (1529, 141909351), (3007, 72158097), (3201, 67784879), (4309, 50354931), (4587, 47303117), (9021, 24052699), (12927, 16784977), (13483, 16092813), (15731, 13793109), (33077, 6559827), (40449, 5364271), (47193, 4597703), (47399, 4577721), (99231, 2186609), (142197, 1525907), (148313, 1462983), (173041, 1253919), (417973, 519123), (444939, 487661)]