87872724

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1109}}^1$

素因数の和:1221

約数の個数: 72

約数和(自身を含む): 232727040

約数和(自身を除く): 144854316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 71, 93, 124, 142, 186, 213, 279, 284, 372, 426, 558, 639, 852, 1109, 1116, 1278, 2201, 2218, 2556, 3327, 4402, 4436, 6603, 6654, 8804, 9981, 13206, 13308, 19809, 19962, 26412, 34379, 39618, 39924, 68758, 78739, 79236, 103137, 137516, 157478, 206274, 236217, 309411, 314956, 412548, 472434, 618822, 708651, 944868, 1237644, 1417302, 2440909, 2834604, 4881818, 7322727, 9763636, 14645454, 21968181, 29290908, 43936362, 87872724]

約数ペア:

[(1, 87872724), (2, 43936362), (3, 29290908), (4, 21968181), (6, 14645454), (9, 9763636), (12, 7322727), (18, 4881818), (31, 2834604), (36, 2440909), (62, 1417302), (71, 1237644), (93, 944868), (124, 708651), (142, 618822), (186, 472434), (213, 412548), (279, 314956), (284, 309411), (372, 236217), (426, 206274), (558, 157478), (639, 137516), (852, 103137), (1109, 79236), (1116, 78739), (1278, 68758), (2201, 39924), (2218, 39618), (2556, 34379), (3327, 26412), (4402, 19962), (4436, 19809), (6603, 13308), (6654, 13206), (8804, 9981)]