11891213425

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{12241}}^1$

素因数の和:12339

約数の個数: 72

約数和(自身を含む): 18776240952

約数和(自身を除く): 6885027527

約数列:

[1, 5, 7, 13, 25, 35, 49, 61, 65, 91, 175, 245, 305, 325, 427, 455, 637, 793, 1225, 1525, 2135, 2275, 2989, 3185, 3965, 5551, 10675, 12241, 14945, 15925, 19825, 27755, 38857, 61205, 74725, 85687, 138775, 159133, 194285, 306025, 428435, 599809, 746701, 795665, 971425, 1113931, 2142175, 2999045, 3733505, 3978325, 5226907, 5569655, 7797517, 9707113, 14995225, 18667525, 26134535, 27848275, 36588349, 38987585, 48535565, 67949791, 130672675, 182941745, 194937925, 242677825, 339748955, 475648537, 914708725, 1698744775, 2378242685, 11891213425]

約数ペア:

[(1, 11891213425), (5, 2378242685), (7, 1698744775), (13, 914708725), (25, 475648537), (35, 339748955), (49, 242677825), (61, 194937925), (65, 182941745), (91, 130672675), (175, 67949791), (245, 48535565), (305, 38987585), (325, 36588349), (427, 27848275), (455, 26134535), (637, 18667525), (793, 14995225), (1225, 9707113), (1525, 7797517), (2135, 5569655), (2275, 5226907), (2989, 3978325), (3185, 3733505), (3965, 2999045), (5551, 2142175), (10675, 1113931), (12241, 971425), (14945, 795665), (15925, 746701), (19825, 599809), (27755, 428435), (38857, 306025), (61205, 194285), (74725, 159133), (85687, 138775)]