398618989106

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8317}}^1\times {\mathrm{34781}}^1$

素因数の和:43166

約数の個数: 32

約数和(自身を含む): 656170221168

約数和(自身を除く): 257551232062

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 8317, 16634, 34781, 69562, 108121, 216242, 440801, 452153, 881602, 904306, 1843393, 3686786, 5730413, 11460826, 23964109, 47928218, 289273577, 578547154, 3760556501, 7521113002, 15331499581, 30662999162, 199309494553, 398618989106]

約数ペア:

[(1, 398618989106), (2, 199309494553), (13, 30662999162), (26, 15331499581), (53, 7521113002), (106, 3760556501), (689, 578547154), (1378, 289273577), (8317, 47928218), (16634, 23964109), (34781, 11460826), (69562, 5730413), (108121, 3686786), (216242, 1843393), (440801, 904306), (452153, 881602)]