8445206

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 17141760

約数和(自身を除く): 8696554

約数列:

[1, 2, 7, 11, 14, 22, 29, 31, 58, 61, 62, 77, 122, 154, 203, 217, 319, 341, 406, 427, 434, 638, 671, 682, 854, 899, 1342, 1769, 1798, 1891, 2233, 2387, 3538, 3782, 4466, 4697, 4774, 6293, 9394, 9889, 12383, 12586, 13237, 19459, 19778, 20801, 24766, 26474, 38918, 41602, 54839, 69223, 109678, 136213, 138446, 145607, 272426, 291214, 383873, 603229, 767746, 1206458, 4222603, 8445206]

約数ペア:

[(1, 8445206), (2, 4222603), (7, 1206458), (11, 767746), (14, 603229), (22, 383873), (29, 291214), (31, 272426), (58, 145607), (61, 138446), (62, 136213), (77, 109678), (122, 69223), (154, 54839), (203, 41602), (217, 38918), (319, 26474), (341, 24766), (406, 20801), (427, 19778), (434, 19459), (638, 13237), (671, 12586), (682, 12383), (854, 9889), (899, 9394), (1342, 6293), (1769, 4774), (1798, 4697), (1891, 4466), (2233, 3782), (2387, 3538)]