28382732

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1782

約数の個数: 48

約数和(自身を含む): 61716480

約数和(自身を除く): 33333748

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 1721, 2356, 3442, 4123, 6884, 8246, 12047, 16492, 24094, 32699, 48188, 53351, 65398, 106702, 130796, 213404, 228893, 373457, 457786, 746914, 915572, 1013669, 1493828, 2027338, 4054676, 7095683, 14191366, 28382732]

約数ペア:

[(1, 28382732), (2, 14191366), (4, 7095683), (7, 4054676), (14, 2027338), (19, 1493828), (28, 1013669), (31, 915572), (38, 746914), (62, 457786), (76, 373457), (124, 228893), (133, 213404), (217, 130796), (266, 106702), (434, 65398), (532, 53351), (589, 48188), (868, 32699), (1178, 24094), (1721, 16492), (2356, 12047), (3442, 8246), (4123, 6884)]