201871761

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{2131}}^1$

素因数の和:2501

約数の個数: 32

約数和(自身を含む): 332387328

約数和(自身を除く): 130515567

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 347, 1041, 2131, 2429, 4511, 6393, 7287, 13533, 14917, 27703, 31577, 44751, 83109, 94731, 193921, 581763, 739457, 2218371, 5176199, 9612941, 15528597, 28838823, 67290587, 201871761]

約数ペア:

[(1, 201871761), (3, 67290587), (7, 28838823), (13, 15528597), (21, 9612941), (39, 5176199), (91, 2218371), (273, 739457), (347, 581763), (1041, 193921), (2131, 94731), (2429, 83109), (4511, 44751), (6393, 31577), (7287, 27703), (13533, 14917)]