28998996

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{881}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 73297728

約数和(自身を除く): 44298732

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 211, 422, 633, 844, 881, 1266, 1762, 2532, 2643, 2743, 3524, 5286, 5486, 8229, 10572, 10972, 11453, 16458, 22906, 32916, 34359, 45812, 68718, 137436, 185891, 371782, 557673, 743564, 1115346, 2230692, 2416583, 4833166, 7249749, 9666332, 14499498, 28998996]

約数ペア:

[(1, 28998996), (2, 14499498), (3, 9666332), (4, 7249749), (6, 4833166), (12, 2416583), (13, 2230692), (26, 1115346), (39, 743564), (52, 557673), (78, 371782), (156, 185891), (211, 137436), (422, 68718), (633, 45812), (844, 34359), (881, 32916), (1266, 22906), (1762, 16458), (2532, 11453), (2643, 10972), (2743, 10572), (3524, 8229), (5286, 5486)]