219345747

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4271}}^1$

素因数の和:4363

約数の個数: 32

約数和(自身を含む): 332190720

約数和(自身を除く): 112844973

約数列:

[1, 3, 17, 19, 51, 53, 57, 159, 323, 901, 969, 1007, 2703, 3021, 4271, 12813, 17119, 51357, 72607, 81149, 217821, 226363, 243447, 679089, 1379533, 3848171, 4138599, 4300897, 11544513, 12902691, 73115249, 219345747]

約数ペア:

[(1, 219345747), (3, 73115249), (17, 12902691), (19, 11544513), (51, 4300897), (53, 4138599), (57, 3848171), (159, 1379533), (323, 679089), (901, 243447), (969, 226363), (1007, 217821), (2703, 81149), (3021, 72607), (4271, 51357), (12813, 17119)]