420325516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{593}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 814502304

約数和(自身を除く): 394176788

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 317, 559, 593, 634, 1118, 1186, 1268, 2236, 2372, 4121, 7709, 8242, 13631, 15418, 16484, 25499, 27262, 30836, 50998, 54524, 101996, 177203, 187981, 331487, 354406, 375962, 662974, 708812, 751924, 1325948, 2443753, 4887506, 8083183, 9775012, 16166366, 32332732, 105081379, 210162758, 420325516]

約数ペア:

[(1, 420325516), (2, 210162758), (4, 105081379), (13, 32332732), (26, 16166366), (43, 9775012), (52, 8083183), (86, 4887506), (172, 2443753), (317, 1325948), (559, 751924), (593, 708812), (634, 662974), (1118, 375962), (1186, 354406), (1268, 331487), (2236, 187981), (2372, 177203), (4121, 101996), (7709, 54524), (8242, 50998), (13631, 30836), (15418, 27262), (16484, 25499)]