221304564

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{4591}}^1$

素因数の和:4717

約数の個数: 72

約数和(自身を含む): 608421632

約数和(自身を除く): 387117068

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 103, 117, 156, 206, 234, 309, 412, 468, 618, 927, 1236, 1339, 1854, 2678, 3708, 4017, 4591, 5356, 8034, 9182, 12051, 13773, 16068, 18364, 24102, 27546, 41319, 48204, 55092, 59683, 82638, 119366, 165276, 179049, 238732, 358098, 472873, 537147, 716196, 945746, 1074294, 1418619, 1891492, 2148588, 2837238, 4255857, 5674476, 6147349, 8511714, 12294698, 17023428, 18442047, 24589396, 36884094, 55326141, 73768188, 110652282, 221304564]

約数ペア:

[(1, 221304564), (2, 110652282), (3, 73768188), (4, 55326141), (6, 36884094), (9, 24589396), (12, 18442047), (13, 17023428), (18, 12294698), (26, 8511714), (36, 6147349), (39, 5674476), (52, 4255857), (78, 2837238), (103, 2148588), (117, 1891492), (156, 1418619), (206, 1074294), (234, 945746), (309, 716196), (412, 537147), (468, 472873), (618, 358098), (927, 238732), (1236, 179049), (1339, 165276), (1854, 119366), (2678, 82638), (3708, 59683), (4017, 55092), (4591, 48204), (5356, 41319), (8034, 27546), (9182, 24102), (12051, 18364), (13773, 16068)]