287028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 891072

約数和(自身を除く): 604044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 67, 68, 84, 102, 119, 126, 134, 153, 201, 204, 238, 252, 268, 306, 357, 402, 469, 476, 603, 612, 714, 804, 938, 1071, 1139, 1206, 1407, 1428, 1876, 2142, 2278, 2412, 2814, 3417, 4221, 4284, 4556, 5628, 6834, 7973, 8442, 10251, 13668, 15946, 16884, 20502, 23919, 31892, 41004, 47838, 71757, 95676, 143514, 287028]

約数ペア:

[(1, 287028), (2, 143514), (3, 95676), (4, 71757), (6, 47838), (7, 41004), (9, 31892), (12, 23919), (14, 20502), (17, 16884), (18, 15946), (21, 13668), (28, 10251), (34, 8442), (36, 7973), (42, 6834), (51, 5628), (63, 4556), (67, 4284), (68, 4221), (84, 3417), (102, 2814), (119, 2412), (126, 2278), (134, 2142), (153, 1876), (201, 1428), (204, 1407), (238, 1206), (252, 1139), (268, 1071), (306, 938), (357, 804), (402, 714), (469, 612), (476, 603)]