421697988

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{76561}}^1$

素因数の和:76594

約数の個数: 60

約数和(自身を含む): 1167264252

約数和(自身を除く): 745566264

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 81, 102, 108, 153, 162, 204, 306, 324, 459, 612, 918, 1377, 1836, 2754, 5508, 76561, 153122, 229683, 306244, 459366, 689049, 918732, 1301537, 1378098, 2067147, 2603074, 2756196, 3904611, 4134294, 5206148, 6201441, 7809222, 8268588, 11713833, 12402882, 15618444, 23427666, 24805764, 35141499, 46855332, 70282998, 105424497, 140565996, 210848994, 421697988]

約数ペア:

[(1, 421697988), (2, 210848994), (3, 140565996), (4, 105424497), (6, 70282998), (9, 46855332), (12, 35141499), (17, 24805764), (18, 23427666), (27, 15618444), (34, 12402882), (36, 11713833), (51, 8268588), (54, 7809222), (68, 6201441), (81, 5206148), (102, 4134294), (108, 3904611), (153, 2756196), (162, 2603074), (204, 2067147), (306, 1378098), (324, 1301537), (459, 918732), (612, 689049), (918, 459366), (1377, 306244), (1836, 229683), (2754, 153122), (5508, 76561)]