520427194

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 956989440

約数和(自身を除く): 436562246

約数列:

[1, 2, 7, 14, 31, 43, 62, 79, 86, 158, 217, 301, 353, 434, 553, 602, 706, 1106, 1333, 2449, 2471, 2666, 3397, 4898, 4942, 6794, 9331, 10943, 15179, 17143, 18662, 21886, 23779, 27887, 30358, 34286, 47558, 55774, 76601, 105307, 106253, 153202, 195209, 210614, 212506, 390418, 470549, 737149, 864497, 941098, 1199141, 1474298, 1728994, 2398282, 3293843, 6051479, 6587686, 8393987, 12102958, 16787974, 37173371, 74346742, 260213597, 520427194]

約数ペア:

[(1, 520427194), (2, 260213597), (7, 74346742), (14, 37173371), (31, 16787974), (43, 12102958), (62, 8393987), (79, 6587686), (86, 6051479), (158, 3293843), (217, 2398282), (301, 1728994), (353, 1474298), (434, 1199141), (553, 941098), (602, 864497), (706, 737149), (1106, 470549), (1333, 390418), (2449, 212506), (2471, 210614), (2666, 195209), (3397, 153202), (4898, 106253), (4942, 105307), (6794, 76601), (9331, 55774), (10943, 47558), (15179, 34286), (17143, 30358), (18662, 27887), (21886, 23779)]