156911937

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 274176000

約数和(自身を除く): 117264063

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 169, 179, 247, 273, 399, 507, 537, 741, 1183, 1253, 1729, 2197, 2327, 3211, 3401, 3549, 3759, 5187, 6591, 6981, 9633, 10203, 15379, 16289, 22477, 23807, 30251, 41743, 44213, 46137, 48867, 67431, 71421, 90753, 125229, 132639, 211757, 292201, 309491, 393263, 574769, 635271, 876603, 928473, 1179789, 1724307, 2752841, 4023383, 7471997, 8258523, 12070149, 22415991, 52303979, 156911937]

約数ペア:

[(1, 156911937), (3, 52303979), (7, 22415991), (13, 12070149), (19, 8258523), (21, 7471997), (39, 4023383), (57, 2752841), (91, 1724307), (133, 1179789), (169, 928473), (179, 876603), (247, 635271), (273, 574769), (399, 393263), (507, 309491), (537, 292201), (741, 211757), (1183, 132639), (1253, 125229), (1729, 90753), (2197, 71421), (2327, 67431), (3211, 48867), (3401, 46137), (3549, 44213), (3759, 41743), (5187, 30251), (6591, 23807), (6981, 22477), (9633, 16289), (10203, 15379)]