218886722

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 376012800

約数和(自身を除く): 157126078

約数列:

[1, 2, 23, 29, 31, 46, 58, 62, 67, 79, 134, 158, 667, 713, 899, 1334, 1426, 1541, 1798, 1817, 1943, 2077, 2291, 2449, 3082, 3634, 3886, 4154, 4582, 4898, 5293, 10586, 20677, 41354, 44689, 47771, 52693, 56327, 60233, 71021, 89378, 95542, 105386, 112654, 120466, 121739, 142042, 153497, 164083, 243478, 306994, 328166, 1385359, 1633483, 2770718, 3266966, 3530431, 3773909, 4758407, 7060862, 7547818, 9516814, 109443361, 218886722]

約数ペア:

[(1, 218886722), (2, 109443361), (23, 9516814), (29, 7547818), (31, 7060862), (46, 4758407), (58, 3773909), (62, 3530431), (67, 3266966), (79, 2770718), (134, 1633483), (158, 1385359), (667, 328166), (713, 306994), (899, 243478), (1334, 164083), (1426, 153497), (1541, 142042), (1798, 121739), (1817, 120466), (1943, 112654), (2077, 105386), (2291, 95542), (2449, 89378), (3082, 71021), (3634, 60233), (3886, 56327), (4154, 52693), (4582, 47771), (4898, 44689), (5293, 41354), (10586, 20677)]