291473312

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1427}}^1$

素因数の和:1941

約数の個数: 48

約数和(自身を含む): 619672032

約数和(自身を除く): 328198720

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 491, 982, 1427, 1964, 2854, 3928, 5708, 6383, 7856, 11416, 12766, 15712, 18551, 22832, 25532, 37102, 45664, 51064, 74204, 102128, 148408, 204256, 296816, 593632, 700657, 1401314, 2802628, 5605256, 9108541, 11210512, 18217082, 22421024, 36434164, 72868328, 145736656, 291473312]

約数ペア:

[(1, 291473312), (2, 145736656), (4, 72868328), (8, 36434164), (13, 22421024), (16, 18217082), (26, 11210512), (32, 9108541), (52, 5605256), (104, 2802628), (208, 1401314), (416, 700657), (491, 593632), (982, 296816), (1427, 204256), (1964, 148408), (2854, 102128), (3928, 74204), (5708, 51064), (6383, 45664), (7856, 37102), (11416, 25532), (12766, 22832), (15712, 18551)]