83857473

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 149385600

約数和(自身を除く): 65528127

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 79, 83, 87, 147, 203, 237, 249, 261, 441, 553, 581, 609, 711, 747, 1421, 1659, 1743, 1827, 2291, 2407, 3871, 4067, 4263, 4977, 5229, 6557, 6873, 7221, 11613, 12201, 12789, 16037, 16849, 19671, 20619, 21663, 34839, 36603, 45899, 48111, 50547, 59013, 112259, 117943, 137697, 144333, 151641, 190153, 321293, 336777, 353829, 413091, 570459, 963879, 1010331, 1061487, 1331071, 1711377, 2891637, 3993213, 9317497, 11979639, 27952491, 83857473]

約数ペア:

[(1, 83857473), (3, 27952491), (7, 11979639), (9, 9317497), (21, 3993213), (29, 2891637), (49, 1711377), (63, 1331071), (79, 1061487), (83, 1010331), (87, 963879), (147, 570459), (203, 413091), (237, 353829), (249, 336777), (261, 321293), (441, 190153), (553, 151641), (581, 144333), (609, 137697), (711, 117943), (747, 112259), (1421, 59013), (1659, 50547), (1743, 48111), (1827, 45899), (2291, 36603), (2407, 34839), (3871, 21663), (4067, 20619), (4263, 19671), (4977, 16849), (5229, 16037), (6557, 12789), (6873, 12201), (7221, 11613)]