28019298

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 62145792

約数和(自身を除く): 34126494

約数列:

[1, 2, 3, 6, 17, 34, 51, 53, 71, 73, 102, 106, 142, 146, 159, 213, 219, 318, 426, 438, 901, 1207, 1241, 1802, 2414, 2482, 2703, 3621, 3723, 3763, 3869, 5183, 5406, 7242, 7446, 7526, 7738, 10366, 11289, 11607, 15549, 22578, 23214, 31098, 63971, 65773, 88111, 127942, 131546, 176222, 191913, 197319, 264333, 274699, 383826, 394638, 528666, 549398, 824097, 1648194, 4669883, 9339766, 14009649, 28019298]

約数ペア:

[(1, 28019298), (2, 14009649), (3, 9339766), (6, 4669883), (17, 1648194), (34, 824097), (51, 549398), (53, 528666), (71, 394638), (73, 383826), (102, 274699), (106, 264333), (142, 197319), (146, 191913), (159, 176222), (213, 131546), (219, 127942), (318, 88111), (426, 65773), (438, 63971), (901, 31098), (1207, 23214), (1241, 22578), (1802, 15549), (2414, 11607), (2482, 11289), (2703, 10366), (3621, 7738), (3723, 7526), (3763, 7446), (3869, 7242), (5183, 5406)]