254382849

素因数分解:

$3^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:521

約数の個数: 96

約数和(自身を含む): 486420480

約数和(自身を除く): 232037631

約数列:

[1, 3, 7, 9, 17, 19, 21, 27, 51, 57, 63, 81, 119, 133, 153, 171, 189, 243, 323, 357, 399, 459, 463, 513, 567, 969, 1071, 1197, 1377, 1389, 1539, 1701, 2261, 2907, 3213, 3241, 3591, 4131, 4167, 4617, 6783, 7871, 8721, 8797, 9639, 9723, 10773, 12501, 20349, 23613, 26163, 26391, 28917, 29169, 32319, 37503, 55097, 61047, 61579, 70839, 78489, 79173, 87507, 112509, 149549, 165291, 183141, 184737, 212517, 237519, 262521, 448647, 495873, 549423, 554211, 637551, 712557, 787563, 1046843, 1345941, 1487619, 1662633, 1912653, 2137671, 3140529, 4037823, 4462857, 4987899, 9421587, 12113469, 13388571, 14963697, 28264761, 36340407, 84794283, 254382849]

約数ペア:

[(1, 254382849), (3, 84794283), (7, 36340407), (9, 28264761), (17, 14963697), (19, 13388571), (21, 12113469), (27, 9421587), (51, 4987899), (57, 4462857), (63, 4037823), (81, 3140529), (119, 2137671), (133, 1912653), (153, 1662633), (171, 1487619), (189, 1345941), (243, 1046843), (323, 787563), (357, 712557), (399, 637551), (459, 554211), (463, 549423), (513, 495873), (567, 448647), (969, 262521), (1071, 237519), (1197, 212517), (1377, 184737), (1389, 183141), (1539, 165291), (1701, 149549), (2261, 112509), (2907, 87507), (3213, 79173), (3241, 78489), (3591, 70839), (4131, 61579), (4167, 61047), (4617, 55097), (6783, 37503), (7871, 32319), (8721, 29169), (8797, 28917), (9639, 26391), (9723, 26163), (10773, 23613), (12501, 20349)]