7123473

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:606

約数の個数: 36

約数和(自身を含む): 12404340

約数和(自身を除く): 5280867

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 441, 557, 609, 1421, 1671, 1827, 3899, 4263, 5013, 11697, 12789, 16153, 27293, 35091, 48459, 81879, 113071, 145377, 245637, 339213, 791497, 1017639, 2374491, 7123473]

約数ペア:

[(1, 7123473), (3, 2374491), (7, 1017639), (9, 791497), (21, 339213), (29, 245637), (49, 145377), (63, 113071), (87, 81879), (147, 48459), (203, 35091), (261, 27293), (441, 16153), (557, 12789), (609, 11697), (1421, 5013), (1671, 4263), (1827, 3899)]