28152612

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 76088376

約数和(自身を除く): 47935764

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 157, 204, 293, 306, 314, 471, 586, 612, 628, 879, 942, 1172, 1413, 1758, 1884, 2637, 2669, 2826, 3516, 4981, 5274, 5338, 5652, 8007, 9962, 10548, 10676, 14943, 16014, 19924, 24021, 29886, 32028, 44829, 46001, 48042, 59772, 89658, 92002, 96084, 138003, 179316, 184004, 276006, 414009, 552012, 782017, 828018, 1564034, 1656036, 2346051, 3128068, 4692102, 7038153, 9384204, 14076306, 28152612]

約数ペア:

[(1, 28152612), (2, 14076306), (3, 9384204), (4, 7038153), (6, 4692102), (9, 3128068), (12, 2346051), (17, 1656036), (18, 1564034), (34, 828018), (36, 782017), (51, 552012), (68, 414009), (102, 276006), (153, 184004), (157, 179316), (204, 138003), (293, 96084), (306, 92002), (314, 89658), (471, 59772), (586, 48042), (612, 46001), (628, 44829), (879, 32028), (942, 29886), (1172, 24021), (1413, 19924), (1758, 16014), (1884, 14943), (2637, 10676), (2669, 10548), (2826, 9962), (3516, 8007), (4981, 5652), (5274, 5338)]