219971612

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{4441}}^1$

素因数の和:4542

約数の個数: 48

約数和(自身を含む): 462678720

約数和(自身を除く): 242707108

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 61, 116, 122, 203, 244, 406, 427, 812, 854, 1708, 1769, 3538, 4441, 7076, 8882, 12383, 17764, 24766, 31087, 49532, 62174, 124348, 128789, 257578, 270901, 515156, 541802, 901523, 1083604, 1803046, 1896307, 3606092, 3792614, 7585228, 7856129, 15712258, 31424516, 54992903, 109985806, 219971612]

約数ペア:

[(1, 219971612), (2, 109985806), (4, 54992903), (7, 31424516), (14, 15712258), (28, 7856129), (29, 7585228), (58, 3792614), (61, 3606092), (116, 1896307), (122, 1803046), (203, 1083604), (244, 901523), (406, 541802), (427, 515156), (812, 270901), (854, 257578), (1708, 128789), (1769, 124348), (3538, 62174), (4441, 49532), (7076, 31087), (8882, 24766), (12383, 17764)]