27781110

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{14699}}^1$

素因数の和:14722

約数の個数: 64

約数和(自身を含む): 84672000

約数和(自身を除く): 56890890

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 14699, 29398, 44097, 73495, 88194, 102893, 132291, 146990, 205786, 220485, 264582, 308679, 396873, 440970, 514465, 617358, 661455, 793746, 926037, 1028930, 1322910, 1543395, 1852074, 1984365, 2778111, 3086790, 3968730, 4630185, 5556222, 9260370, 13890555, 27781110]

約数ペア:

[(1, 27781110), (2, 13890555), (3, 9260370), (5, 5556222), (6, 4630185), (7, 3968730), (9, 3086790), (10, 2778111), (14, 1984365), (15, 1852074), (18, 1543395), (21, 1322910), (27, 1028930), (30, 926037), (35, 793746), (42, 661455), (45, 617358), (54, 514465), (63, 440970), (70, 396873), (90, 308679), (105, 264582), (126, 220485), (135, 205786), (189, 146990), (210, 132291), (270, 102893), (315, 88194), (378, 73495), (630, 44097), (945, 29398), (1890, 14699)]