28691838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3733}}^1$

素因数の和:3809

約数の個数: 48

約数和(自身を含む): 72230496

約数和(自身を除く): 43538658

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 122, 126, 183, 366, 427, 549, 854, 1098, 1281, 2562, 3733, 3843, 7466, 7686, 11199, 22398, 26131, 33597, 52262, 67194, 78393, 156786, 227713, 235179, 455426, 470358, 683139, 1366278, 1593991, 2049417, 3187982, 4098834, 4781973, 9563946, 14345919, 28691838]

約数ペア:

[(1, 28691838), (2, 14345919), (3, 9563946), (6, 4781973), (7, 4098834), (9, 3187982), (14, 2049417), (18, 1593991), (21, 1366278), (42, 683139), (61, 470358), (63, 455426), (122, 235179), (126, 227713), (183, 156786), (366, 78393), (427, 67194), (549, 52262), (854, 33597), (1098, 26131), (1281, 22398), (2562, 11199), (3733, 7686), (3843, 7466)]