28417466

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 56733696

約数和(自身を除く): 28316230

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 71, 77, 113, 142, 154, 161, 226, 253, 322, 497, 506, 781, 791, 994, 1243, 1562, 1582, 1633, 1771, 2486, 2599, 3266, 3542, 5198, 5467, 8023, 8701, 10934, 11431, 16046, 17402, 17963, 18193, 22862, 28589, 35926, 36386, 56161, 57178, 88253, 112322, 125741, 176506, 184529, 200123, 251482, 369058, 400246, 617771, 1235542, 1291703, 2029819, 2583406, 4059638, 14208733, 28417466]

約数ペア:

[(1, 28417466), (2, 14208733), (7, 4059638), (11, 2583406), (14, 2029819), (22, 1291703), (23, 1235542), (46, 617771), (71, 400246), (77, 369058), (113, 251482), (142, 200123), (154, 184529), (161, 176506), (226, 125741), (253, 112322), (322, 88253), (497, 57178), (506, 56161), (781, 36386), (791, 35926), (994, 28589), (1243, 22862), (1562, 18193), (1582, 17963), (1633, 17402), (1771, 16046), (2486, 11431), (2599, 10934), (3266, 8701), (3542, 8023), (5198, 5467)]