28972272

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{163}}^1$

素因数の和:227

約数の個数: 120

約数和(自身を含む): 89966464

約数和(自身を除く): 60994192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 84, 92, 112, 138, 161, 163, 168, 184, 276, 322, 326, 336, 368, 483, 489, 529, 552, 644, 652, 966, 978, 1058, 1104, 1141, 1288, 1304, 1587, 1932, 1956, 2116, 2282, 2576, 2608, 3174, 3423, 3703, 3749, 3864, 3912, 4232, 4564, 6348, 6846, 7406, 7498, 7728, 7824, 8464, 9128, 11109, 11247, 12696, 13692, 14812, 14996, 18256, 22218, 22494, 25392, 26243, 27384, 29624, 29992, 44436, 44988, 52486, 54768, 59248, 59984, 78729, 86227, 88872, 89976, 104972, 157458, 172454, 177744, 179952, 209944, 258681, 314916, 344908, 419888, 517362, 603589, 629832, 689816, 1034724, 1207178, 1259664, 1379632, 1810767, 2069448, 2414356, 3621534, 4138896, 4828712, 7243068, 9657424, 14486136, 28972272]

約数ペア:

[(1, 28972272), (2, 14486136), (3, 9657424), (4, 7243068), (6, 4828712), (7, 4138896), (8, 3621534), (12, 2414356), (14, 2069448), (16, 1810767), (21, 1379632), (23, 1259664), (24, 1207178), (28, 1034724), (42, 689816), (46, 629832), (48, 603589), (56, 517362), (69, 419888), (84, 344908), (92, 314916), (112, 258681), (138, 209944), (161, 179952), (163, 177744), (168, 172454), (184, 157458), (276, 104972), (322, 89976), (326, 88872), (336, 86227), (368, 78729), (483, 59984), (489, 59248), (529, 54768), (552, 52486), (644, 44988), (652, 44436), (966, 29992), (978, 29624), (1058, 27384), (1104, 26243), (1141, 25392), (1288, 22494), (1304, 22218), (1587, 18256), (1932, 14996), (1956, 14812), (2116, 13692), (2282, 12696), (2576, 11247), (2608, 11109), (3174, 9128), (3423, 8464), (3703, 7824), (3749, 7728), (3864, 7498), (3912, 7406), (4232, 6846), (4564, 6348)]