221298112

素因数分解:

$2^6\times 7^3\times {\mathrm{17}}^1\times {\mathrm{593}}^1$

素因数の和:643

約数の個数: 112

約数和(自身を含む): 543153600

約数和(自身を除く): 321855488

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 64, 68, 98, 112, 119, 136, 196, 224, 238, 272, 343, 392, 448, 476, 544, 593, 686, 784, 833, 952, 1088, 1186, 1372, 1568, 1666, 1904, 2372, 2744, 3136, 3332, 3808, 4151, 4744, 5488, 5831, 6664, 7616, 8302, 9488, 10081, 10976, 11662, 13328, 16604, 18976, 20162, 21952, 23324, 26656, 29057, 33208, 37952, 40324, 46648, 53312, 58114, 66416, 70567, 80648, 93296, 116228, 132832, 141134, 161296, 186592, 203399, 232456, 265664, 282268, 322592, 373184, 406798, 464912, 493969, 564536, 645184, 813596, 929824, 987938, 1129072, 1627192, 1859648, 1975876, 2258144, 3254384, 3457783, 3951752, 4516288, 6508768, 6915566, 7903504, 13017536, 13831132, 15807008, 27662264, 31614016, 55324528, 110649056, 221298112]

約数ペア:

[(1, 221298112), (2, 110649056), (4, 55324528), (7, 31614016), (8, 27662264), (14, 15807008), (16, 13831132), (17, 13017536), (28, 7903504), (32, 6915566), (34, 6508768), (49, 4516288), (56, 3951752), (64, 3457783), (68, 3254384), (98, 2258144), (112, 1975876), (119, 1859648), (136, 1627192), (196, 1129072), (224, 987938), (238, 929824), (272, 813596), (343, 645184), (392, 564536), (448, 493969), (476, 464912), (544, 406798), (593, 373184), (686, 322592), (784, 282268), (833, 265664), (952, 232456), (1088, 203399), (1186, 186592), (1372, 161296), (1568, 141134), (1666, 132832), (1904, 116228), (2372, 93296), (2744, 80648), (3136, 70567), (3332, 66416), (3808, 58114), (4151, 53312), (4744, 46648), (5488, 40324), (5831, 37952), (6664, 33208), (7616, 29057), (8302, 26656), (9488, 23324), (10081, 21952), (10976, 20162), (11662, 18976), (13328, 16604)]