28059174

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1034

約数の個数: 72

約数和(自身を含む): 72037056

約数和(自身を除く): 43977882

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 121, 143, 198, 234, 242, 286, 363, 429, 726, 858, 991, 1089, 1287, 1573, 1982, 2178, 2574, 2973, 3146, 4719, 5946, 8919, 9438, 10901, 12883, 14157, 17838, 21802, 25766, 28314, 32703, 38649, 65406, 77298, 98109, 115947, 119911, 141713, 196218, 231894, 239822, 283426, 359733, 425139, 719466, 850278, 1079199, 1275417, 1558843, 2158398, 2550834, 3117686, 4676529, 9353058, 14029587, 28059174]

約数ペア:

[(1, 28059174), (2, 14029587), (3, 9353058), (6, 4676529), (9, 3117686), (11, 2550834), (13, 2158398), (18, 1558843), (22, 1275417), (26, 1079199), (33, 850278), (39, 719466), (66, 425139), (78, 359733), (99, 283426), (117, 239822), (121, 231894), (143, 196218), (198, 141713), (234, 119911), (242, 115947), (286, 98109), (363, 77298), (429, 65406), (726, 38649), (858, 32703), (991, 28314), (1089, 25766), (1287, 21802), (1573, 17838), (1982, 14157), (2178, 12883), (2574, 10901), (2973, 9438), (3146, 8919), (4719, 5946)]