402442742

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 673952400

約数和(自身を除く): 271509658

約数列:

[1, 2, 13, 26, 61, 122, 131, 149, 169, 262, 298, 338, 793, 1586, 1703, 1937, 3406, 3874, 7991, 9089, 10309, 15982, 18178, 19519, 20618, 22139, 25181, 39038, 44278, 50362, 103883, 118157, 207766, 236314, 253747, 507494, 1190659, 1350479, 1536041, 2381318, 2700958, 3072082, 3298711, 6597422, 15478567, 30957134, 201221371, 402442742]

約数ペア:

[(1, 402442742), (2, 201221371), (13, 30957134), (26, 15478567), (61, 6597422), (122, 3298711), (131, 3072082), (149, 2700958), (169, 2381318), (262, 1536041), (298, 1350479), (338, 1190659), (793, 507494), (1586, 253747), (1703, 236314), (1937, 207766), (3406, 118157), (3874, 103883), (7991, 50362), (9089, 44278), (10309, 39038), (15982, 25181), (18178, 22139), (19519, 20618)]