8811972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1033

約数の個数: 72

約数和(自身を含む): 25276160

約数和(自身を除く): 16464188

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 991, 1482, 1982, 2223, 2964, 2973, 3964, 4446, 5946, 8892, 8919, 11892, 12883, 17838, 18829, 25766, 35676, 37658, 38649, 51532, 56487, 75316, 77298, 112974, 115947, 154596, 169461, 225948, 231894, 244777, 338922, 463788, 489554, 677844, 734331, 979108, 1468662, 2202993, 2937324, 4405986, 8811972]

約数ペア:

[(1, 8811972), (2, 4405986), (3, 2937324), (4, 2202993), (6, 1468662), (9, 979108), (12, 734331), (13, 677844), (18, 489554), (19, 463788), (26, 338922), (36, 244777), (38, 231894), (39, 225948), (52, 169461), (57, 154596), (76, 115947), (78, 112974), (114, 77298), (117, 75316), (156, 56487), (171, 51532), (228, 38649), (234, 37658), (247, 35676), (342, 25766), (468, 18829), (494, 17838), (684, 12883), (741, 11892), (988, 8919), (991, 8892), (1482, 5946), (1982, 4446), (2223, 3964), (2964, 2973)]