253587789

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 471744000

約数和(自身を除く): 218156211

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 71, 89, 91, 117, 147, 213, 267, 273, 343, 441, 497, 623, 637, 639, 801, 819, 923, 1029, 1157, 1491, 1869, 1911, 2769, 3087, 3471, 3479, 4361, 4459, 4473, 5607, 5733, 6319, 6461, 8099, 8307, 10413, 10437, 13083, 13377, 18957, 19383, 24297, 24353, 30527, 31311, 39249, 40131, 44233, 45227, 56693, 56871, 58149, 72891, 73059, 82147, 91581, 132699, 135681, 170079, 219177, 246441, 274743, 309631, 316589, 396851, 398097, 407043, 510237, 575029, 739323, 928893, 949767, 1190553, 1725087, 2167417, 2786679, 2849301, 3571659, 4025203, 5175261, 6502251, 12075609, 19506753, 28176421, 36226827, 84529263, 253587789]

約数ペア:

[(1, 253587789), (3, 84529263), (7, 36226827), (9, 28176421), (13, 19506753), (21, 12075609), (39, 6502251), (49, 5175261), (63, 4025203), (71, 3571659), (89, 2849301), (91, 2786679), (117, 2167417), (147, 1725087), (213, 1190553), (267, 949767), (273, 928893), (343, 739323), (441, 575029), (497, 510237), (623, 407043), (637, 398097), (639, 396851), (801, 316589), (819, 309631), (923, 274743), (1029, 246441), (1157, 219177), (1491, 170079), (1869, 135681), (1911, 132699), (2769, 91581), (3087, 82147), (3471, 73059), (3479, 72891), (4361, 58149), (4459, 56871), (4473, 56693), (5607, 45227), (5733, 44233), (6319, 40131), (6461, 39249), (8099, 31311), (8307, 30527), (10413, 24353), (10437, 24297), (13083, 19383), (13377, 18957)]