748748

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:63

約数の個数: 72

約数和(自身を含む): 1876896

約数和(自身を除く): 1128148

約数列:

[1, 2, 4, 7, 11, 13, 14, 17, 22, 26, 28, 34, 44, 52, 68, 77, 91, 119, 121, 143, 154, 182, 187, 221, 238, 242, 286, 308, 364, 374, 442, 476, 484, 572, 748, 847, 884, 1001, 1309, 1547, 1573, 1694, 2002, 2057, 2431, 2618, 3094, 3146, 3388, 4004, 4114, 4862, 5236, 6188, 6292, 8228, 9724, 11011, 14399, 17017, 22022, 26741, 28798, 34034, 44044, 53482, 57596, 68068, 106964, 187187, 374374, 748748]

約数ペア:

[(1, 748748), (2, 374374), (4, 187187), (7, 106964), (11, 68068), (13, 57596), (14, 53482), (17, 44044), (22, 34034), (26, 28798), (28, 26741), (34, 22022), (44, 17017), (52, 14399), (68, 11011), (77, 9724), (91, 8228), (119, 6292), (121, 6188), (143, 5236), (154, 4862), (182, 4114), (187, 4004), (221, 3388), (238, 3146), (242, 3094), (286, 2618), (308, 2431), (364, 2057), (374, 2002), (442, 1694), (476, 1573), (484, 1547), (572, 1309), (748, 1001), (847, 884)]