28728132

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 69713280

約数和(自身を除く): 40985148

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 89, 111, 148, 178, 222, 267, 356, 444, 534, 727, 1068, 1454, 2181, 2908, 3293, 4362, 6586, 8724, 9879, 13172, 19758, 26899, 39516, 53798, 64703, 80697, 107596, 129406, 161394, 194109, 258812, 322788, 388218, 776436, 2394011, 4788022, 7182033, 9576044, 14364066, 28728132]

約数ペア:

[(1, 28728132), (2, 14364066), (3, 9576044), (4, 7182033), (6, 4788022), (12, 2394011), (37, 776436), (74, 388218), (89, 322788), (111, 258812), (148, 194109), (178, 161394), (222, 129406), (267, 107596), (356, 80697), (444, 64703), (534, 53798), (727, 39516), (1068, 26899), (1454, 19758), (2181, 13172), (2908, 9879), (3293, 8724), (4362, 6586)]