31384444

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{571}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 68164096

約数和(自身を除く): 36779652

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 151, 182, 302, 364, 571, 604, 1057, 1142, 1963, 2114, 2284, 3926, 3997, 4228, 7423, 7852, 7994, 13741, 14846, 15988, 27482, 29692, 51961, 54964, 86221, 103922, 172442, 207844, 344884, 603547, 1120873, 1207094, 2241746, 2414188, 4483492, 7846111, 15692222, 31384444]

約数ペア:

[(1, 31384444), (2, 15692222), (4, 7846111), (7, 4483492), (13, 2414188), (14, 2241746), (26, 1207094), (28, 1120873), (52, 603547), (91, 344884), (151, 207844), (182, 172442), (302, 103922), (364, 86221), (571, 54964), (604, 51961), (1057, 29692), (1142, 27482), (1963, 15988), (2114, 14846), (2284, 13741), (3926, 7994), (3997, 7852), (4228, 7423)]