30277247

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 43092000

約数和(自身を除く): 12814753

約数列:

[1, 7, 11, 13, 29, 49, 77, 91, 143, 149, 203, 319, 377, 539, 637, 1001, 1043, 1421, 1639, 1937, 2233, 2639, 4147, 4321, 7007, 7301, 11473, 13559, 15631, 18473, 21307, 29029, 30247, 47531, 56173, 80311, 94913, 149149, 203203, 211729, 332717, 393211, 617903, 1044043, 2329019, 2752477, 4325321, 30277247]

約数ペア:

[(1, 30277247), (7, 4325321), (11, 2752477), (13, 2329019), (29, 1044043), (49, 617903), (77, 393211), (91, 332717), (143, 211729), (149, 203203), (203, 149149), (319, 94913), (377, 80311), (539, 56173), (637, 47531), (1001, 30247), (1043, 29029), (1421, 21307), (1639, 18473), (1937, 15631), (2233, 13559), (2639, 11473), (4147, 7301), (4321, 7007)]