28974664

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 61430400

約数和(自身を除く): 32455736

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 59, 68, 92, 118, 136, 157, 184, 236, 314, 391, 472, 628, 782, 1003, 1256, 1357, 1564, 2006, 2669, 2714, 3128, 3611, 4012, 5338, 5428, 7222, 8024, 9263, 10676, 10856, 14444, 18526, 21352, 23069, 28888, 37052, 46138, 61387, 74104, 92276, 122774, 157471, 184552, 213049, 245548, 314942, 426098, 491096, 629884, 852196, 1259768, 1704392, 3621833, 7243666, 14487332, 28974664]

約数ペア:

[(1, 28974664), (2, 14487332), (4, 7243666), (8, 3621833), (17, 1704392), (23, 1259768), (34, 852196), (46, 629884), (59, 491096), (68, 426098), (92, 314942), (118, 245548), (136, 213049), (157, 184552), (184, 157471), (236, 122774), (314, 92276), (391, 74104), (472, 61387), (628, 46138), (782, 37052), (1003, 28888), (1256, 23069), (1357, 21352), (1564, 18526), (2006, 14444), (2669, 10856), (2714, 10676), (3128, 9263), (3611, 8024), (4012, 7222), (5338, 5428)]