156591309

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 251164800

約数和(自身を除く): 94573491

約数列:

[1, 3, 7, 21, 49, 53, 101, 147, 159, 199, 303, 371, 597, 707, 1113, 1393, 2121, 2597, 4179, 4949, 5353, 7791, 9751, 10547, 14847, 16059, 20099, 29253, 31641, 37471, 60297, 73829, 112413, 140693, 221487, 262297, 422079, 516803, 786891, 984851, 1065247, 1550409, 2954553, 3195741, 7456729, 22370187, 52197103, 156591309]

約数ペア:

[(1, 156591309), (3, 52197103), (7, 22370187), (21, 7456729), (49, 3195741), (53, 2954553), (101, 1550409), (147, 1065247), (159, 984851), (199, 786891), (303, 516803), (371, 422079), (597, 262297), (707, 221487), (1113, 140693), (1393, 112413), (2121, 73829), (2597, 60297), (4179, 37471), (4949, 31641), (5353, 29253), (7791, 20099), (9751, 16059), (10547, 14847)]