221408946

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{1723}}^1$

素因数の和:1812

約数の個数: 72

約数和(自身を含む): 536543280

約数和(自身を除く): 315134334

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 59, 66, 99, 118, 121, 177, 198, 242, 354, 363, 531, 649, 726, 1062, 1089, 1298, 1723, 1947, 2178, 3446, 3894, 5169, 5841, 7139, 10338, 11682, 14278, 15507, 18953, 21417, 31014, 37906, 42834, 56859, 64251, 101657, 113718, 128502, 170577, 203314, 208483, 304971, 341154, 416966, 609942, 625449, 914913, 1118227, 1250898, 1829826, 1876347, 2236454, 3354681, 3752694, 6709362, 10064043, 12300497, 20128086, 24600994, 36901491, 73802982, 110704473, 221408946]

約数ペア:

[(1, 221408946), (2, 110704473), (3, 73802982), (6, 36901491), (9, 24600994), (11, 20128086), (18, 12300497), (22, 10064043), (33, 6709362), (59, 3752694), (66, 3354681), (99, 2236454), (118, 1876347), (121, 1829826), (177, 1250898), (198, 1118227), (242, 914913), (354, 625449), (363, 609942), (531, 416966), (649, 341154), (726, 304971), (1062, 208483), (1089, 203314), (1298, 170577), (1723, 128502), (1947, 113718), (2178, 101657), (3446, 64251), (3894, 56859), (5169, 42834), (5841, 37906), (7139, 31014), (10338, 21417), (11682, 18953), (14278, 15507)]