1397560476

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{288991}}^1$

素因数の和:289042

約数の個数: 48

約数和(自身を含む): 3625115648

約数和(自身を除く): 2227555172

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 288991, 577982, 866973, 1155964, 1733946, 3467892, 3756883, 7513766, 8958721, 11270649, 15027532, 17917442, 22541298, 26876163, 35834884, 45082596, 53752326, 107504652, 116463373, 232926746, 349390119, 465853492, 698780238, 1397560476]

約数ペア:

[(1, 1397560476), (2, 698780238), (3, 465853492), (4, 349390119), (6, 232926746), (12, 116463373), (13, 107504652), (26, 53752326), (31, 45082596), (39, 35834884), (52, 26876163), (62, 22541298), (78, 17917442), (93, 15027532), (124, 11270649), (156, 8958721), (186, 7513766), (372, 3756883), (403, 3467892), (806, 1733946), (1209, 1155964), (1612, 866973), (2418, 577982), (4836, 288991)]