201399555

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{2713}}^1$

素因数の和:2836

約数の個数: 48

約数和(自身を含む): 378700704

約数和(自身を除く): 177301149

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 101, 105, 147, 245, 303, 505, 707, 735, 1515, 2121, 2713, 3535, 4949, 8139, 10605, 13565, 14847, 18991, 24745, 40695, 56973, 74235, 94955, 132937, 274013, 284865, 398811, 664685, 822039, 1370065, 1918091, 1994055, 4110195, 5754273, 9590455, 13426637, 28771365, 40279911, 67133185, 201399555]

約数ペア:

[(1, 201399555), (3, 67133185), (5, 40279911), (7, 28771365), (15, 13426637), (21, 9590455), (35, 5754273), (49, 4110195), (101, 1994055), (105, 1918091), (147, 1370065), (245, 822039), (303, 664685), (505, 398811), (707, 284865), (735, 274013), (1515, 132937), (2121, 94955), (2713, 74235), (3535, 56973), (4949, 40695), (8139, 24745), (10605, 18991), (13565, 14847)]