83691108

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:457

約数の個数: 72

約数和(自身を含む): 217002240

約数和(自身を除く): 133311132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 137, 142, 213, 239, 274, 284, 411, 426, 478, 548, 639, 717, 822, 852, 956, 1233, 1278, 1434, 1644, 2151, 2466, 2556, 2868, 4302, 4932, 8604, 9727, 16969, 19454, 29181, 32743, 33938, 38908, 50907, 58362, 65486, 67876, 87543, 98229, 101814, 116724, 130972, 152721, 175086, 196458, 203628, 294687, 305442, 350172, 392916, 589374, 610884, 1178748, 2324753, 4649506, 6974259, 9299012, 13948518, 20922777, 27897036, 41845554, 83691108]

約数ペア:

[(1, 83691108), (2, 41845554), (3, 27897036), (4, 20922777), (6, 13948518), (9, 9299012), (12, 6974259), (18, 4649506), (36, 2324753), (71, 1178748), (137, 610884), (142, 589374), (213, 392916), (239, 350172), (274, 305442), (284, 294687), (411, 203628), (426, 196458), (478, 175086), (548, 152721), (639, 130972), (717, 116724), (822, 101814), (852, 98229), (956, 87543), (1233, 67876), (1278, 65486), (1434, 58362), (1644, 50907), (2151, 38908), (2466, 33938), (2556, 32743), (2868, 29181), (4302, 19454), (4932, 16969), (8604, 9727)]