289753838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 525312000

約数和(自身を除く): 235558162

約数列:

[1, 2, 11, 19, 22, 31, 38, 59, 62, 118, 209, 341, 379, 418, 589, 649, 682, 758, 1121, 1178, 1298, 1829, 2242, 3658, 4169, 6479, 7201, 8338, 11749, 12331, 12958, 14402, 20119, 22361, 23498, 24662, 34751, 40238, 44722, 69502, 79211, 129239, 158422, 223231, 245971, 258478, 382261, 424859, 446462, 491942, 693191, 764522, 849718, 1386382, 2455541, 4673449, 4911082, 7625101, 9346898, 13170629, 15250202, 26341258, 144876919, 289753838]

約数ペア:

[(1, 289753838), (2, 144876919), (11, 26341258), (19, 15250202), (22, 13170629), (31, 9346898), (38, 7625101), (59, 4911082), (62, 4673449), (118, 2455541), (209, 1386382), (341, 849718), (379, 764522), (418, 693191), (589, 491942), (649, 446462), (682, 424859), (758, 382261), (1121, 258478), (1178, 245971), (1298, 223231), (1829, 158422), (2242, 129239), (3658, 79211), (4169, 69502), (6479, 44722), (7201, 40238), (8338, 34751), (11749, 24662), (12331, 23498), (12958, 22361), (14402, 20119)]