25736490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21997}}^1$

素因数の和:22023

約数の個数: 48

約数和(自身を含む): 72065448

約数和(自身を除く): 46328958

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 21997, 43994, 65991, 109985, 131982, 197973, 219970, 285961, 329955, 395946, 571922, 659910, 857883, 989865, 1429805, 1715766, 1979730, 2573649, 2859610, 4289415, 5147298, 8578830, 12868245, 25736490]

約数ペア:

[(1, 25736490), (2, 12868245), (3, 8578830), (5, 5147298), (6, 4289415), (9, 2859610), (10, 2573649), (13, 1979730), (15, 1715766), (18, 1429805), (26, 989865), (30, 857883), (39, 659910), (45, 571922), (65, 395946), (78, 329955), (90, 285961), (117, 219970), (130, 197973), (195, 131982), (234, 109985), (390, 65991), (585, 43994), (1170, 21997)]