281223588

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{977}}^1$

素因数の和:1101

約数の個数: 72

約数和(自身を含む): 706178592

約数和(自身を除く): 424955004

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 83, 102, 166, 204, 249, 289, 332, 498, 578, 867, 977, 996, 1156, 1411, 1734, 1954, 2822, 2931, 3468, 3908, 4233, 5644, 5862, 8466, 11724, 16609, 16932, 23987, 33218, 47974, 49827, 66436, 71961, 81091, 95948, 99654, 143922, 162182, 199308, 243273, 282353, 287844, 324364, 486546, 564706, 847059, 973092, 1129412, 1378547, 1694118, 2757094, 3388236, 4135641, 5514188, 8271282, 16542564, 23435299, 46870598, 70305897, 93741196, 140611794, 281223588]

約数ペア:

[(1, 281223588), (2, 140611794), (3, 93741196), (4, 70305897), (6, 46870598), (12, 23435299), (17, 16542564), (34, 8271282), (51, 5514188), (68, 4135641), (83, 3388236), (102, 2757094), (166, 1694118), (204, 1378547), (249, 1129412), (289, 973092), (332, 847059), (498, 564706), (578, 486546), (867, 324364), (977, 287844), (996, 282353), (1156, 243273), (1411, 199308), (1734, 162182), (1954, 143922), (2822, 99654), (2931, 95948), (3468, 81091), (3908, 71961), (4233, 66436), (5644, 49827), (5862, 47974), (8466, 33218), (11724, 23987), (16609, 16932)]