221844504

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{19709}}^1$

素因数の和:19792

約数の個数: 64

約数和(自身を含む): 643334400

約数和(自身を除く): 421489896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 67, 84, 134, 168, 201, 268, 402, 469, 536, 804, 938, 1407, 1608, 1876, 2814, 3752, 5628, 11256, 19709, 39418, 59127, 78836, 118254, 137963, 157672, 236508, 275926, 413889, 473016, 551852, 827778, 1103704, 1320503, 1655556, 2641006, 3311112, 3961509, 5282012, 7923018, 9243521, 10564024, 15846036, 18487042, 27730563, 31692072, 36974084, 55461126, 73948168, 110922252, 221844504]

約数ペア:

[(1, 221844504), (2, 110922252), (3, 73948168), (4, 55461126), (6, 36974084), (7, 31692072), (8, 27730563), (12, 18487042), (14, 15846036), (21, 10564024), (24, 9243521), (28, 7923018), (42, 5282012), (56, 3961509), (67, 3311112), (84, 2641006), (134, 1655556), (168, 1320503), (201, 1103704), (268, 827778), (402, 551852), (469, 473016), (536, 413889), (804, 275926), (938, 236508), (1407, 157672), (1608, 137963), (1876, 118254), (2814, 78836), (3752, 59127), (5628, 39418), (11256, 19709)]