213091291292

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{571}}^1\times {\mathrm{7949}}^1$

素因数の和:8643

約数の個数: 72

約数和(自身を含む): 414895681200

約数和(自身を除く): 201804389908

約数列:

[1, 2, 4, 11, 22, 44, 97, 121, 194, 242, 388, 484, 571, 1067, 1142, 2134, 2284, 4268, 6281, 7949, 11737, 12562, 15898, 23474, 25124, 31796, 46948, 55387, 69091, 87439, 110774, 138182, 174878, 221548, 276364, 349756, 609257, 771053, 961829, 1218514, 1542106, 1923658, 2437028, 3084212, 3847316, 4538879, 6701827, 8481583, 9077758, 13403654, 16963166, 18155516, 26807308, 33926332, 49927669, 93297413, 99855338, 186594826, 199710676, 373189652, 440271263, 549204359, 880542526, 1098408718, 1761085052, 2196817436, 4842983893, 9685967786, 19371935572, 53272822823, 106545645646, 213091291292]

約数ペア:

[(1, 213091291292), (2, 106545645646), (4, 53272822823), (11, 19371935572), (22, 9685967786), (44, 4842983893), (97, 2196817436), (121, 1761085052), (194, 1098408718), (242, 880542526), (388, 549204359), (484, 440271263), (571, 373189652), (1067, 199710676), (1142, 186594826), (2134, 99855338), (2284, 93297413), (4268, 49927669), (6281, 33926332), (7949, 26807308), (11737, 18155516), (12562, 16963166), (15898, 13403654), (23474, 9077758), (25124, 8481583), (31796, 6701827), (46948, 4538879), (55387, 3847316), (69091, 3084212), (87439, 2437028), (110774, 1923658), (138182, 1542106), (174878, 1218514), (221548, 961829), (276364, 771053), (349756, 609257)]