421269408

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{208963}}^1$

素因数の和:208986

約数の個数: 72

約数和(自身を含む): 1369132128

約数和(自身を除く): 947862720

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 208963, 417926, 626889, 835852, 1253778, 1462741, 1671704, 1880667, 2507556, 2925482, 3343408, 3761334, 4388223, 5015112, 5850964, 6686816, 7522668, 8776446, 10030224, 11701928, 13164669, 15045336, 17552892, 20060448, 23403856, 26329338, 30090672, 35105784, 46807712, 52658676, 60181344, 70211568, 105317352, 140423136, 210634704, 421269408]

約数ペア:

[(1, 421269408), (2, 210634704), (3, 140423136), (4, 105317352), (6, 70211568), (7, 60181344), (8, 52658676), (9, 46807712), (12, 35105784), (14, 30090672), (16, 26329338), (18, 23403856), (21, 20060448), (24, 17552892), (28, 15045336), (32, 13164669), (36, 11701928), (42, 10030224), (48, 8776446), (56, 7522668), (63, 6686816), (72, 5850964), (84, 5015112), (96, 4388223), (112, 3761334), (126, 3343408), (144, 2925482), (168, 2507556), (224, 1880667), (252, 1671704), (288, 1462741), (336, 1253778), (504, 835852), (672, 626889), (1008, 417926), (2016, 208963)]