72808274

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 142884864

約数和(自身を除く): 70076590

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 101, 151, 154, 202, 217, 302, 341, 434, 682, 707, 1057, 1111, 1414, 1661, 2114, 2222, 2387, 3131, 3322, 4681, 4774, 6262, 7777, 9362, 11627, 15251, 15554, 21917, 23254, 30502, 32767, 34441, 43834, 51491, 65534, 68882, 102982, 106757, 167761, 213514, 241087, 335522, 360437, 472781, 482174, 720874, 945562, 1174327, 2348654, 3309467, 5200591, 6618934, 10401182, 36404137, 72808274]

約数ペア:

[(1, 72808274), (2, 36404137), (7, 10401182), (11, 6618934), (14, 5200591), (22, 3309467), (31, 2348654), (62, 1174327), (77, 945562), (101, 720874), (151, 482174), (154, 472781), (202, 360437), (217, 335522), (302, 241087), (341, 213514), (434, 167761), (682, 106757), (707, 102982), (1057, 68882), (1111, 65534), (1414, 51491), (1661, 43834), (2114, 34441), (2222, 32767), (2387, 30502), (3131, 23254), (3322, 21917), (4681, 15554), (4774, 15251), (6262, 11627), (7777, 9362)]