210967295

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 329702400

約数和(自身を除く): 118735105

約数列:

[1, 5, 7, 11, 35, 49, 53, 55, 77, 211, 245, 265, 343, 371, 385, 539, 583, 1055, 1477, 1715, 1855, 2321, 2597, 2695, 2915, 3773, 4081, 7385, 10339, 11183, 11605, 12985, 16247, 18179, 18865, 20405, 28567, 51695, 55915, 72373, 78281, 81235, 90895, 113729, 123013, 142835, 199969, 361865, 391405, 547967, 568645, 615065, 796103, 861091, 999845, 2739835, 3835769, 3980515, 4305455, 6027637, 19178845, 30138185, 42193459, 210967295]

約数ペア:

[(1, 210967295), (5, 42193459), (7, 30138185), (11, 19178845), (35, 6027637), (49, 4305455), (53, 3980515), (55, 3835769), (77, 2739835), (211, 999845), (245, 861091), (265, 796103), (343, 615065), (371, 568645), (385, 547967), (539, 391405), (583, 361865), (1055, 199969), (1477, 142835), (1715, 123013), (1855, 113729), (2321, 90895), (2597, 81235), (2695, 78281), (2915, 72373), (3773, 55915), (4081, 51695), (7385, 28567), (10339, 20405), (11183, 18865), (11605, 18179), (12985, 16247)]