20210727231

素因数分解:

$3^5\times {\mathrm{47}}^1\times {\mathrm{541}}^1\times {\mathrm{3271}}^1$

素因数の和:3874

約数の個数: 48

約数和(自身を含む): 30985264128

約数和(自身を除く): 10774536897

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 541, 1269, 1623, 3271, 3807, 4869, 9813, 11421, 14607, 25427, 29439, 43821, 76281, 88317, 131463, 153737, 228843, 264951, 461211, 686529, 794853, 1383633, 1769611, 2059587, 4150899, 5308833, 6178761, 12452697, 15926499, 37358091, 47779497, 83171717, 143338491, 249515151, 430015473, 748545453, 2245636359, 6736909077, 20210727231]

約数ペア:

[(1, 20210727231), (3, 6736909077), (9, 2245636359), (27, 748545453), (47, 430015473), (81, 249515151), (141, 143338491), (243, 83171717), (423, 47779497), (541, 37358091), (1269, 15926499), (1623, 12452697), (3271, 6178761), (3807, 5308833), (4869, 4150899), (9813, 2059587), (11421, 1769611), (14607, 1383633), (25427, 794853), (29439, 686529), (43821, 461211), (76281, 264951), (88317, 228843), (131463, 153737)]