214285428

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{331}}^1\times {\mathrm{367}}^1$

素因数の和:722

約数の個数: 108

約数和(自身を含む): 633726912

約数和(自身を除く): 419441484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 331, 367, 441, 588, 662, 734, 882, 993, 1101, 1324, 1468, 1764, 1986, 2202, 2317, 2569, 2979, 3303, 3972, 4404, 4634, 5138, 5958, 6606, 6951, 7707, 9268, 10276, 11916, 13212, 13902, 15414, 16219, 17983, 20853, 23121, 27804, 30828, 32438, 35966, 41706, 46242, 48657, 53949, 64876, 71932, 83412, 92484, 97314, 107898, 121477, 145971, 161847, 194628, 215796, 242954, 291942, 323694, 364431, 485908, 583884, 647388, 728862, 850339, 1093293, 1457724, 1700678, 2186586, 2551017, 3401356, 4373172, 5102034, 5952373, 7653051, 10204068, 11904746, 15306102, 17857119, 23809492, 30612204, 35714238, 53571357, 71428476, 107142714, 214285428]

約数ペア:

[(1, 214285428), (2, 107142714), (3, 71428476), (4, 53571357), (6, 35714238), (7, 30612204), (9, 23809492), (12, 17857119), (14, 15306102), (18, 11904746), (21, 10204068), (28, 7653051), (36, 5952373), (42, 5102034), (49, 4373172), (63, 3401356), (84, 2551017), (98, 2186586), (126, 1700678), (147, 1457724), (196, 1093293), (252, 850339), (294, 728862), (331, 647388), (367, 583884), (441, 485908), (588, 364431), (662, 323694), (734, 291942), (882, 242954), (993, 215796), (1101, 194628), (1324, 161847), (1468, 145971), (1764, 121477), (1986, 107898), (2202, 97314), (2317, 92484), (2569, 83412), (2979, 71932), (3303, 64876), (3972, 53949), (4404, 48657), (4634, 46242), (5138, 41706), (5958, 35966), (6606, 32438), (6951, 30828), (7707, 27804), (9268, 23121), (10276, 20853), (11916, 17983), (13212, 16219), (13902, 15414)]