487920476

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 903215040

約数和(自身を除く): 415294564

約数列:

[1, 2, 4, 29, 58, 97, 103, 116, 194, 206, 388, 412, 421, 842, 1684, 2813, 2987, 5626, 5974, 9991, 11252, 11948, 12209, 19982, 24418, 39964, 40837, 43363, 48836, 81674, 86726, 163348, 173452, 289739, 579478, 1158956, 1184273, 1257527, 2368546, 2515054, 4206211, 4737092, 5030108, 8412422, 16824844, 121980119, 243960238, 487920476]

約数ペア:

[(1, 487920476), (2, 243960238), (4, 121980119), (29, 16824844), (58, 8412422), (97, 5030108), (103, 4737092), (116, 4206211), (194, 2515054), (206, 2368546), (388, 1257527), (412, 1184273), (421, 1158956), (842, 579478), (1684, 289739), (2813, 173452), (2987, 163348), (5626, 86726), (5974, 81674), (9991, 48836), (11252, 43363), (11948, 40837), (12209, 39964), (19982, 24418)]