28438862270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{726779}}^1$

素因数の和:726849

約数の個数: 64

約数和(自身を含む): 64468293120

約数和(自身を除く): 36029430850

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 43, 65, 70, 86, 91, 130, 182, 215, 301, 430, 455, 559, 602, 910, 1118, 1505, 2795, 3010, 3913, 5590, 7826, 19565, 39130, 726779, 1453558, 3633895, 5087453, 7267790, 9448127, 10174906, 18896254, 25437265, 31251497, 47240635, 50874530, 62502994, 66136889, 94481270, 132273778, 156257485, 218760479, 312514970, 330684445, 406269461, 437520958, 661368890, 812538922, 1093802395, 2031347305, 2187604790, 2843886227, 4062694610, 5687772454, 14219431135, 28438862270]

約数ペア:

[(1, 28438862270), (2, 14219431135), (5, 5687772454), (7, 4062694610), (10, 2843886227), (13, 2187604790), (14, 2031347305), (26, 1093802395), (35, 812538922), (43, 661368890), (65, 437520958), (70, 406269461), (86, 330684445), (91, 312514970), (130, 218760479), (182, 156257485), (215, 132273778), (301, 94481270), (430, 66136889), (455, 62502994), (559, 50874530), (602, 47240635), (910, 31251497), (1118, 25437265), (1505, 18896254), (2795, 10174906), (3010, 9448127), (3913, 7267790), (5590, 5087453), (7826, 3633895), (19565, 1453558), (39130, 726779)]