28359058

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 56448000

約数和(自身を除く): 28088942

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 59, 91, 118, 133, 139, 182, 247, 266, 278, 413, 494, 767, 826, 973, 1121, 1534, 1729, 1807, 1946, 2242, 2641, 3458, 3614, 5282, 5369, 7847, 8201, 10738, 12649, 14573, 15694, 16402, 18487, 25298, 29146, 34333, 36974, 57407, 68666, 102011, 106613, 114814, 155819, 204022, 213226, 240331, 311638, 480662, 746291, 1090733, 1492582, 2025647, 2181466, 4051294, 14179529, 28359058]

約数ペア:

[(1, 28359058), (2, 14179529), (7, 4051294), (13, 2181466), (14, 2025647), (19, 1492582), (26, 1090733), (38, 746291), (59, 480662), (91, 311638), (118, 240331), (133, 213226), (139, 204022), (182, 155819), (247, 114814), (266, 106613), (278, 102011), (413, 68666), (494, 57407), (767, 36974), (826, 34333), (973, 29146), (1121, 25298), (1534, 18487), (1729, 16402), (1807, 15694), (1946, 14573), (2242, 12649), (2641, 10738), (3458, 8201), (3614, 7847), (5282, 5369)]