217415044

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{653}}^1$

素因数の和:745

約数の個数: 96

約数和(自身を含む): 506290176

約数和(自身を除く): 288875132

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 47, 77, 92, 94, 154, 161, 188, 253, 308, 322, 329, 506, 517, 644, 653, 658, 1012, 1034, 1081, 1306, 1316, 1771, 2068, 2162, 2612, 3542, 3619, 4324, 4571, 7084, 7183, 7238, 7567, 9142, 11891, 14366, 14476, 15019, 15134, 18284, 23782, 28732, 30038, 30268, 30691, 47564, 50281, 60076, 61382, 83237, 100562, 105133, 122764, 165209, 166474, 201124, 210266, 214837, 330418, 332948, 337601, 420532, 429674, 660836, 675202, 705893, 859348, 1156463, 1350404, 1411786, 2312926, 2363207, 2823572, 4625852, 4726414, 4941251, 7764823, 9452828, 9882502, 15529646, 19765004, 31059292, 54353761, 108707522, 217415044]

約数ペア:

[(1, 217415044), (2, 108707522), (4, 54353761), (7, 31059292), (11, 19765004), (14, 15529646), (22, 9882502), (23, 9452828), (28, 7764823), (44, 4941251), (46, 4726414), (47, 4625852), (77, 2823572), (92, 2363207), (94, 2312926), (154, 1411786), (161, 1350404), (188, 1156463), (253, 859348), (308, 705893), (322, 675202), (329, 660836), (506, 429674), (517, 420532), (644, 337601), (653, 332948), (658, 330418), (1012, 214837), (1034, 210266), (1081, 201124), (1306, 166474), (1316, 165209), (1771, 122764), (2068, 105133), (2162, 100562), (2612, 83237), (3542, 61382), (3619, 60076), (4324, 50281), (4571, 47564), (7084, 30691), (7183, 30268), (7238, 30038), (7567, 28732), (9142, 23782), (11891, 18284), (14366, 15134), (14476, 15019)]