22389885

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:112

約数の個数: 128

約数和(自身を含む): 50688000

約数和(自身を除く): 28298115

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 29, 35, 43, 45, 57, 63, 87, 95, 105, 129, 133, 135, 145, 171, 189, 203, 215, 261, 285, 301, 315, 387, 399, 435, 513, 551, 609, 645, 665, 783, 817, 855, 903, 945, 1015, 1161, 1197, 1247, 1305, 1505, 1653, 1827, 1935, 1995, 2451, 2565, 2709, 2755, 3045, 3591, 3741, 3857, 3915, 4085, 4515, 4959, 5481, 5719, 5805, 5985, 6235, 7353, 8127, 8265, 8729, 9135, 11223, 11571, 12255, 13545, 14877, 17157, 17955, 18705, 19285, 22059, 23693, 24795, 26187, 27405, 28595, 33669, 34713, 36765, 40635, 43645, 51471, 56115, 57855, 71079, 74385, 78561, 85785, 104139, 110295, 118465, 130935, 154413, 165851, 168345, 173565, 213237, 235683, 257355, 355395, 392805, 497553, 520695, 639711, 772065, 829255, 1066185, 1178415, 1492659, 2487765, 3198555, 4477977, 7463295, 22389885]

約数ペア:

[(1, 22389885), (3, 7463295), (5, 4477977), (7, 3198555), (9, 2487765), (15, 1492659), (19, 1178415), (21, 1066185), (27, 829255), (29, 772065), (35, 639711), (43, 520695), (45, 497553), (57, 392805), (63, 355395), (87, 257355), (95, 235683), (105, 213237), (129, 173565), (133, 168345), (135, 165851), (145, 154413), (171, 130935), (189, 118465), (203, 110295), (215, 104139), (261, 85785), (285, 78561), (301, 74385), (315, 71079), (387, 57855), (399, 56115), (435, 51471), (513, 43645), (551, 40635), (609, 36765), (645, 34713), (665, 33669), (783, 28595), (817, 27405), (855, 26187), (903, 24795), (945, 23693), (1015, 22059), (1161, 19285), (1197, 18705), (1247, 17955), (1305, 17157), (1505, 14877), (1653, 13545), (1827, 12255), (1935, 11571), (1995, 11223), (2451, 9135), (2565, 8729), (2709, 8265), (2755, 8127), (3045, 7353), (3591, 6235), (3741, 5985), (3857, 5805), (3915, 5719), (4085, 5481), (4515, 4959)]