28916388

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1277}}^1$

素因数の和:1341

約数の個数: 72

約数和(自身を含む): 79547832

約数和(自身を除く): 50631444

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 37, 51, 68, 74, 102, 111, 148, 153, 204, 222, 306, 333, 444, 612, 629, 666, 1258, 1277, 1332, 1887, 2516, 2554, 3774, 3831, 5108, 5661, 7548, 7662, 11322, 11493, 15324, 21709, 22644, 22986, 43418, 45972, 47249, 65127, 86836, 94498, 130254, 141747, 188996, 195381, 260508, 283494, 390762, 425241, 566988, 781524, 803233, 850482, 1606466, 1700964, 2409699, 3212932, 4819398, 7229097, 9638796, 14458194, 28916388]

約数ペア:

[(1, 28916388), (2, 14458194), (3, 9638796), (4, 7229097), (6, 4819398), (9, 3212932), (12, 2409699), (17, 1700964), (18, 1606466), (34, 850482), (36, 803233), (37, 781524), (51, 566988), (68, 425241), (74, 390762), (102, 283494), (111, 260508), (148, 195381), (153, 188996), (204, 141747), (222, 130254), (306, 94498), (333, 86836), (444, 65127), (612, 47249), (629, 45972), (666, 43418), (1258, 22986), (1277, 22644), (1332, 21709), (1887, 15324), (2516, 11493), (2554, 11322), (3774, 7662), (3831, 7548), (5108, 5661)]