16828497

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 29402880

約数和(自身を除く): 12574383

約数列:

[1, 3, 7, 9, 21, 29, 61, 63, 87, 151, 183, 203, 261, 427, 453, 549, 609, 1057, 1281, 1359, 1769, 1827, 3171, 3843, 4379, 5307, 9211, 9513, 12383, 13137, 15921, 27633, 30653, 37149, 39411, 64477, 82899, 91959, 111447, 193431, 267119, 275877, 580293, 801357, 1869833, 2404071, 5609499, 16828497]

約数ペア:

[(1, 16828497), (3, 5609499), (7, 2404071), (9, 1869833), (21, 801357), (29, 580293), (61, 275877), (63, 267119), (87, 193431), (151, 111447), (183, 91959), (203, 82899), (261, 64477), (427, 39411), (453, 37149), (549, 30653), (609, 27633), (1057, 15921), (1281, 13137), (1359, 12383), (1769, 9513), (1827, 9211), (3171, 5307), (3843, 4379)]