293721813

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{727}}^1$

素因数の和:815

約数の個数: 72

約数和(自身を含む): 543763584

約数和(自身を除く): 250041771

約数列:

[1, 3, 7, 9, 11, 21, 33, 53, 63, 77, 99, 121, 159, 231, 363, 371, 477, 583, 693, 727, 847, 1089, 1113, 1749, 2181, 2541, 3339, 4081, 5089, 5247, 6413, 6543, 7623, 7997, 12243, 15267, 19239, 23991, 36729, 38531, 44891, 45801, 55979, 57717, 71973, 87967, 115593, 134673, 167937, 263901, 269717, 346779, 404019, 423841, 503811, 615769, 791703, 809151, 1271523, 1847307, 2427453, 2966887, 3814569, 4662251, 5541921, 8900661, 13986753, 26701983, 32635757, 41960259, 97907271, 293721813]

約数ペア:

[(1, 293721813), (3, 97907271), (7, 41960259), (9, 32635757), (11, 26701983), (21, 13986753), (33, 8900661), (53, 5541921), (63, 4662251), (77, 3814569), (99, 2966887), (121, 2427453), (159, 1847307), (231, 1271523), (363, 809151), (371, 791703), (477, 615769), (583, 503811), (693, 423841), (727, 404019), (847, 346779), (1089, 269717), (1113, 263901), (1749, 167937), (2181, 134673), (2541, 115593), (3339, 87967), (4081, 71973), (5089, 57717), (5247, 55979), (6413, 45801), (6543, 44891), (7623, 38531), (7997, 36729), (12243, 23991), (15267, 19239)]