28754676

素因数分解:

$2^2\times 3^7\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 79900800

約数和(自身を除く): 51146124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 173, 228, 243, 324, 342, 346, 486, 513, 519, 684, 692, 729, 972, 1026, 1038, 1458, 1539, 1557, 2052, 2076, 2187, 2916, 3078, 3114, 3287, 4374, 4617, 4671, 6156, 6228, 6574, 8748, 9234, 9342, 9861, 13148, 13851, 14013, 18468, 18684, 19722, 27702, 28026, 29583, 39444, 41553, 42039, 55404, 56052, 59166, 83106, 84078, 88749, 118332, 126117, 166212, 168156, 177498, 252234, 266247, 354996, 378351, 504468, 532494, 756702, 798741, 1064988, 1513404, 1597482, 2396223, 3194964, 4792446, 7188669, 9584892, 14377338, 28754676]

約数ペア:

[(1, 28754676), (2, 14377338), (3, 9584892), (4, 7188669), (6, 4792446), (9, 3194964), (12, 2396223), (18, 1597482), (19, 1513404), (27, 1064988), (36, 798741), (38, 756702), (54, 532494), (57, 504468), (76, 378351), (81, 354996), (108, 266247), (114, 252234), (162, 177498), (171, 168156), (173, 166212), (228, 126117), (243, 118332), (324, 88749), (342, 84078), (346, 83106), (486, 59166), (513, 56052), (519, 55404), (684, 42039), (692, 41553), (729, 39444), (972, 29583), (1026, 28026), (1038, 27702), (1458, 19722), (1539, 18684), (1557, 18468), (2052, 14013), (2076, 13851), (2187, 13148), (2916, 9861), (3078, 9342), (3114, 9234), (3287, 8748), (4374, 6574), (4617, 6228), (4671, 6156)]