28781136

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{3919}}^1$

素因数の和:3953

約数の個数: 80

約数和(自身を含む): 87494400

約数和(自身を除く): 58713264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 102, 108, 136, 144, 153, 204, 216, 272, 306, 408, 432, 459, 612, 816, 918, 1224, 1836, 2448, 3672, 3919, 7344, 7838, 11757, 15676, 23514, 31352, 35271, 47028, 62704, 66623, 70542, 94056, 105813, 133246, 141084, 188112, 199869, 211626, 266492, 282168, 399738, 423252, 532984, 564336, 599607, 799476, 846504, 1065968, 1199214, 1598952, 1693008, 1798821, 2398428, 3197904, 3597642, 4796856, 7195284, 9593712, 14390568, 28781136]

約数ペア:

[(1, 28781136), (2, 14390568), (3, 9593712), (4, 7195284), (6, 4796856), (8, 3597642), (9, 3197904), (12, 2398428), (16, 1798821), (17, 1693008), (18, 1598952), (24, 1199214), (27, 1065968), (34, 846504), (36, 799476), (48, 599607), (51, 564336), (54, 532984), (68, 423252), (72, 399738), (102, 282168), (108, 266492), (136, 211626), (144, 199869), (153, 188112), (204, 141084), (216, 133246), (272, 105813), (306, 94056), (408, 70542), (432, 66623), (459, 62704), (612, 47028), (816, 35271), (918, 31352), (1224, 23514), (1836, 15676), (2448, 11757), (3672, 7838), (3919, 7344)]