87746988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1087}}^1$

素因数の和:1163

約数の個数: 72

約数和(自身を含む): 242006016

約数和(自身を除く): 154259028

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 961, 1087, 1302, 1922, 2174, 2604, 2883, 3261, 3844, 4348, 5766, 6522, 6727, 7609, 11532, 13044, 13454, 15218, 20181, 22827, 26908, 30436, 33697, 40362, 45654, 67394, 80724, 91308, 101091, 134788, 202182, 235879, 404364, 471758, 707637, 943516, 1044607, 1415274, 2089214, 2830548, 3133821, 4178428, 6267642, 7312249, 12535284, 14624498, 21936747, 29248996, 43873494, 87746988]

約数ペア:

[(1, 87746988), (2, 43873494), (3, 29248996), (4, 21936747), (6, 14624498), (7, 12535284), (12, 7312249), (14, 6267642), (21, 4178428), (28, 3133821), (31, 2830548), (42, 2089214), (62, 1415274), (84, 1044607), (93, 943516), (124, 707637), (186, 471758), (217, 404364), (372, 235879), (434, 202182), (651, 134788), (868, 101091), (961, 91308), (1087, 80724), (1302, 67394), (1922, 45654), (2174, 40362), (2604, 33697), (2883, 30436), (3261, 26908), (3844, 22827), (4348, 20181), (5766, 15218), (6522, 13454), (6727, 13044), (7609, 11532)]