1871036739

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{991}}^1$

素因数の和:1190

約数の個数: 80

約数和(自身を含む): 3307121664

約数和(自身を除く): 1436084925

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 163, 297, 351, 429, 489, 891, 991, 1053, 1287, 1467, 1793, 2119, 2973, 3861, 4401, 5379, 6357, 8919, 10901, 11583, 12883, 13203, 16137, 19071, 23309, 26757, 32703, 38649, 48411, 57213, 69927, 80271, 98109, 115947, 141713, 145233, 161533, 171639, 209781, 294327, 347841, 425139, 484599, 629343, 882981, 1043523, 1275417, 1453797, 1776863, 1888029, 2099929, 3826251, 4361391, 5330589, 6299787, 11478753, 13084173, 15991767, 18899361, 23099219, 47975301, 56698083, 69297657, 143925903, 170094249, 207892971, 623678913, 1871036739]

約数ペア:

[(1, 1871036739), (3, 623678913), (9, 207892971), (11, 170094249), (13, 143925903), (27, 69297657), (33, 56698083), (39, 47975301), (81, 23099219), (99, 18899361), (117, 15991767), (143, 13084173), (163, 11478753), (297, 6299787), (351, 5330589), (429, 4361391), (489, 3826251), (891, 2099929), (991, 1888029), (1053, 1776863), (1287, 1453797), (1467, 1275417), (1793, 1043523), (2119, 882981), (2973, 629343), (3861, 484599), (4401, 425139), (5379, 347841), (6357, 294327), (8919, 209781), (10901, 171639), (11583, 161533), (12883, 145233), (13203, 141713), (16137, 115947), (19071, 98109), (23309, 80271), (26757, 69927), (32703, 57213), (38649, 48411)]