28405504

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 61589808

約数和(自身を除く): 33184304

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 64, 68, 107, 122, 128, 136, 214, 244, 256, 272, 428, 488, 544, 856, 976, 1037, 1088, 1712, 1819, 1952, 2074, 2176, 3424, 3638, 3904, 4148, 4352, 6527, 6848, 7276, 7808, 8296, 13054, 13696, 14552, 15616, 16592, 26108, 27392, 29104, 33184, 52216, 58208, 66368, 104432, 110959, 116416, 132736, 208864, 221918, 232832, 265472, 417728, 443836, 465664, 835456, 887672, 1670912, 1775344, 3550688, 7101376, 14202752, 28405504]

約数ペア:

[(1, 28405504), (2, 14202752), (4, 7101376), (8, 3550688), (16, 1775344), (17, 1670912), (32, 887672), (34, 835456), (61, 465664), (64, 443836), (68, 417728), (107, 265472), (122, 232832), (128, 221918), (136, 208864), (214, 132736), (244, 116416), (256, 110959), (272, 104432), (428, 66368), (488, 58208), (544, 52216), (856, 33184), (976, 29104), (1037, 27392), (1088, 26108), (1712, 16592), (1819, 15616), (1952, 14552), (2074, 13696), (2176, 13054), (3424, 8296), (3638, 7808), (3904, 7276), (4148, 6848), (4352, 6527)]