15694222887

素因数分解:

$3^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{281}}^1\times {\mathrm{1423}}^1$

素因数の和:1813

約数の個数: 72

約数和(自身を含む): 26780569920

約数和(自身を除く): 11086347033

約数列:

[1, 3, 7, 9, 21, 49, 63, 89, 147, 267, 281, 441, 623, 801, 843, 1423, 1869, 1967, 2529, 4269, 4361, 5607, 5901, 9961, 12807, 13083, 13769, 17703, 25009, 29883, 39249, 41307, 69727, 75027, 89649, 123921, 126647, 175063, 209181, 225081, 379941, 399863, 525189, 627543, 886529, 1139823, 1199589, 1225441, 1575567, 2659587, 2799041, 3598767, 3676323, 6205703, 7978761, 8397123, 11028969, 18617109, 19593287, 25191369, 35587807, 55851327, 58779861, 106763421, 176339583, 249114649, 320290263, 747343947, 1743802543, 2242031841, 5231407629, 15694222887]

約数ペア:

[(1, 15694222887), (3, 5231407629), (7, 2242031841), (9, 1743802543), (21, 747343947), (49, 320290263), (63, 249114649), (89, 176339583), (147, 106763421), (267, 58779861), (281, 55851327), (441, 35587807), (623, 25191369), (801, 19593287), (843, 18617109), (1423, 11028969), (1869, 8397123), (1967, 7978761), (2529, 6205703), (4269, 3676323), (4361, 3598767), (5607, 2799041), (5901, 2659587), (9961, 1575567), (12807, 1225441), (13083, 1199589), (13769, 1139823), (17703, 886529), (25009, 627543), (29883, 525189), (39249, 399863), (41307, 379941), (69727, 225081), (75027, 209181), (89649, 175063), (123921, 126647)]