239225672

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 524630400

約数和(自身を除く): 285404728

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 139, 146, 278, 292, 421, 511, 556, 584, 842, 973, 1022, 1112, 1684, 1946, 2044, 2947, 3368, 3892, 4088, 5894, 7784, 10147, 11788, 20294, 23576, 30733, 40588, 58519, 61466, 71029, 81176, 117038, 122932, 142058, 215131, 234076, 245864, 284116, 409633, 430262, 468152, 568232, 819266, 860524, 1638532, 1721048, 3277064, 4271887, 8543774, 17087548, 29903209, 34175096, 59806418, 119612836, 239225672]

約数ペア:

[(1, 239225672), (2, 119612836), (4, 59806418), (7, 34175096), (8, 29903209), (14, 17087548), (28, 8543774), (56, 4271887), (73, 3277064), (139, 1721048), (146, 1638532), (278, 860524), (292, 819266), (421, 568232), (511, 468152), (556, 430262), (584, 409633), (842, 284116), (973, 245864), (1022, 234076), (1112, 215131), (1684, 142058), (1946, 122932), (2044, 117038), (2947, 81176), (3368, 71029), (3892, 61466), (4088, 58519), (5894, 40588), (7784, 30733), (10147, 23576), (11788, 20294)]