16972137

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 33965568

約数和(自身を除く): 16993431

約数列:

[1, 3, 7, 9, 13, 17, 21, 23, 39, 51, 53, 63, 69, 91, 117, 119, 153, 159, 161, 207, 221, 273, 299, 357, 371, 391, 477, 483, 663, 689, 819, 897, 901, 1071, 1113, 1173, 1219, 1449, 1547, 1989, 2067, 2093, 2691, 2703, 2737, 3339, 3519, 3657, 4641, 4823, 5083, 6201, 6279, 6307, 8109, 8211, 8533, 10971, 11713, 13923, 14469, 15249, 15847, 18837, 18921, 20723, 24633, 25599, 35139, 35581, 43407, 45747, 47541, 56763, 62169, 76797, 81991, 105417, 106743, 110929, 142623, 145061, 186507, 245973, 269399, 320229, 332787, 435183, 737919, 808197, 998361, 1305549, 1885793, 2424591, 5657379, 16972137]

約数ペア:

[(1, 16972137), (3, 5657379), (7, 2424591), (9, 1885793), (13, 1305549), (17, 998361), (21, 808197), (23, 737919), (39, 435183), (51, 332787), (53, 320229), (63, 269399), (69, 245973), (91, 186507), (117, 145061), (119, 142623), (153, 110929), (159, 106743), (161, 105417), (207, 81991), (221, 76797), (273, 62169), (299, 56763), (357, 47541), (371, 45747), (391, 43407), (477, 35581), (483, 35139), (663, 25599), (689, 24633), (819, 20723), (897, 18921), (901, 18837), (1071, 15847), (1113, 15249), (1173, 14469), (1219, 13923), (1449, 11713), (1547, 10971), (1989, 8533), (2067, 8211), (2093, 8109), (2691, 6307), (2703, 6279), (2737, 6201), (3339, 5083), (3519, 4823), (3657, 4641)]