211327930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2137}}^1$

素因数の和:2215

約数の個数: 64

約数和(自身を含む): 443335680

約数和(自身を除く): 232007750

約数列:

[1, 2, 5, 10, 11, 22, 29, 31, 55, 58, 62, 110, 145, 155, 290, 310, 319, 341, 638, 682, 899, 1595, 1705, 1798, 2137, 3190, 3410, 4274, 4495, 8990, 9889, 10685, 19778, 21370, 23507, 47014, 49445, 61973, 66247, 98890, 117535, 123946, 132494, 235070, 309865, 331235, 619730, 662470, 681703, 728717, 1363406, 1457434, 1921163, 3408515, 3643585, 3842326, 6817030, 7287170, 9605815, 19211630, 21132793, 42265586, 105663965, 211327930]

約数ペア:

[(1, 211327930), (2, 105663965), (5, 42265586), (10, 21132793), (11, 19211630), (22, 9605815), (29, 7287170), (31, 6817030), (55, 3842326), (58, 3643585), (62, 3408515), (110, 1921163), (145, 1457434), (155, 1363406), (290, 728717), (310, 681703), (319, 662470), (341, 619730), (638, 331235), (682, 309865), (899, 235070), (1595, 132494), (1705, 123946), (1798, 117535), (2137, 98890), (3190, 66247), (3410, 61973), (4274, 49445), (4495, 47014), (8990, 23507), (9889, 21370), (10685, 19778)]